Science Kit
Scientific Instrument
- Power Supplies and Transformers
- Training Kits for Communication Lab
- Digital Electronic Experiments Computer Principles
- Study of Multivibrators
- Characteristics Operational Amplifiers
- Verification of Network Theorem
- Amplifiers Kits
- Demonstration Models
- Verification of Various Laws and Conservation of Signal
- Semi Conductor Devices
- Laser Experiment
- Characteristics Of Vaccum Tubes
- E M Apparatus Instrument
- Microprocessors
- OPTO Electronic Devices Equipments
- Digital Measuring Instruments
- Nuclear Physics
- Test and Measuring Instruments
Educational Rock and Minerals
Biology Equipment
- Prepared Slides Equipments
- Plant Equipment
- Magnifier Equipment
- Animal Equipments
- Biotechnology Equipments
- Cell Equipments
- Classification Equipments
- Dissection Equipments
- Electrophoresis Equipments
- Enzyme Equipments
- Genetics and Inheritance Equipments
- Health Equipments
- Human Biology Equipments
- Microbiology Equipment
- Molecular Model Equipment
Soil Testing
Rock Testing
Best Lab Equipment
Educational Lab Equipment
Analytical Lab Instrument
- Electrochemistry Instruments
- Flame Photometer
- Pharmacology Instruments
- Tablet Making Machine
- Apparatus For Isolated Uterus Intestine
- Water Still
- B.O.D. Incubator
- Egg Incubator
- Incubator Bacteriological
- Drying Oven Industrial
- Hot Air Universal Oven
- Shaker
- Incubators
- Hot Plate
- Clean Air Equipments
- Baths
- Autoclaves
- Surveying Instruments
- Pipette Washer (Automatic)
- Tissue Homogeniser
- Moisture Meter
- Mortuary Chamber
- Soxhlet Extraction Unit
- Kjeldahl Units (Without Glass Part)
- pH Meters
- Conductivity Meter
- Salinity Meter
- Dissolved Oxygen Meters
- Turbidity Meters
- Colony Counter
- Moisture Titrator
- Fluorometer
- Dissolution Test Apparatus
- Friability Test Apparatus
- Pyrogen Testing Instrument
- Tap or Bulk Density Apparatus
- Leak Test Apparatus
- Flocculator Jar Test Apparatus
- Microprocessor Flame Photometers
- Pharmacy Laboratory Equipments
- Respiration Pumps
- Brodie Operating Tables
- Embalming Tables
- Rat Operating Tables
- Small Animal Operating Tables
- Animals Holders
- Animals Head Holders
- Pneumograph Stethographs
- Spirometers
- Benedict Roth Recording Spirometers
- Digital Respinometers
- Organ Baths
- Isolated Organ Baths Digitals
- Four Unit Organ Baths
- Perfusions Lagendroff Assembly
- Dubois Raymond Keys
- Simple Keys
- Induction Coils
- Student Induction Coils
- Variable Interrupters
- Mosses Ergographs
- Compass Aesthesiometers
- Hand Grip Dynamometers
- Skin Fold Calipers
- Macerators
- Tablet Polishing Pans
- Tablet Making Machines (Electrically Operated)
- Tablets Making Machine Motorised
- Tablets Making Machine Hand Operated
- Apparatus Isolated Uterus Intestine
- Clean Air Benches
- Bio Safety Cabinet
- Laboratory Fume Hoods
- Fumigation
- Environmental Growth Chamber
- Ovens
- Water Distillation Plant
- Water Baths
- Hot Plates Warming Tables
- Dry Block Digester
- Shaking Machines And Stirrers
- COD Digester
- General Laboratory Equipment
- Spectrophotometer
- pharmaceutical-instruments/Pharmacology Equipments
Laboratory Apparatus
Laboratory Equipments Supplies
Engineering Lab Equipment
- Metallurgical Equipment
- Survey Instruments
- Incinerator
- Razor Sharpener
- Heat Transfer Lab Equipment
- Fluid Mechanics Lab Equipment
- Civil Engineering Lab Equipment
- Charts
- Bottle Top Dispenser
- Adsorption in Packed Beds
- Botany Charts
- Zoology Chart
- Chemistry Charts
- Physics Charts
- General Science Charts
- Genetics and Evolution Charts
- Human Physiology Charts
- Life Sketch of Scientists
- Food And Nutrition
- Health Care Series
- Prevent Diseases
- First Aid Charts
- Yogasana Charts
- Mathematics Primary Charts
- Charts on Geography
- Changing Face of the Earth
- Man and Environment
- Weather Maps of India
- Alphabet Charts
- Special Charts
- Moral Story Charts
- Specials Roll ups
- Struggle For Indian Freedom
- National Integration Charts
- Life Sketch of Great Men
- English Teaching Charts
- English Grammar Charts
- Military Science
- Army, Police and NCC Charts
- Maps Charts
- State Maps Political
- Civil and Draughtsman Equipment
- Nautical Compass
- Survey Equipment
- Soil Testing Equipments
- Measuring Instruments
- Tripods Stands
- Portholes
- Nautical Sextants
- Prism Sets
- CNC Trainer Machine
- Training Workshop Labs
- Mechanical Engineering Lab Equipment
- Air Conditioning and Refrigeration
- Automotive and Transportation
- Building Material Testing
Maths Lab Equipment
Porcelain Ware
Hospital Lab Equipments
Anatomical Models
- Dental Models
- Skeletons For Medical Students
- ENT Models
- Cancer Model
- Diabetes Model
- Implant Models
- Brain Models, Neuro Models
- Liver and Gastro Models
- Gynae Models, Female Health, Utreus Models
- Four Stage Liver Models
- Special Models
- Arthritis Models
- Heart and Artery Models
- Ortho Models
- Heart and Lungs Models
- Nurse Training Models
- Life Support Training Models
- Human Models
- Anatomical Models Equipments
Vocational Training Laboratory Equipment
- Woodworking Workshop Machines
- Wood Workshop Portable Tool
- Plant Engineering and Welding Equipment
- Welding Equipment and Workshop Lab Machine
- Standard Welding Equipment Set
- Electrical Work Bench
- Workshop Tools
- Plumbing Workshop Instrument
- Concrete Laboratory
- Soil Mechanics
- Hydraulics and Pneumatics
- Metal Manufacturing Training Machine
- Washing Machines
- Textile Technology
Lab Glassware
- Watch Glass Soda
- Voltameters
- Stirrers
- Test Tubes and Thermometer Pockets
- Staining Jars Glassware
- Specimen Tubes and Vials
- Spirit Burners
- Screwthreads, Discs and Joints
- Screw Caps, Stoppers and Stopcocks
- Distillation
- Extractors
- Coplins Jars
- Condenser
- Chromatography Columns
- Bends
- Beakers and Flasks
- Laboratory Adapter Oscilloscope Kit
Electronics Lab Equipments
- Variac Dimmerstats
- Signal Generators
- Fiber Optic Trainers
- Digital Storage Oscilloscopes
- Digital Electronics Trainer
- Communication Trainer
- Breadboard Trainers
- Analog Electronics Trainer
- Oscilloscopes
- Power Electronics Trainers
- Electronic Fundamentals
- Audio and Visual Technology
- Radio and Telephone Communications
- Electrical Technology
- Wiring, Distribution and Protection
- Electrical Motor Control
- Data Acquisition, Instrumentation and Process Control
- Lighting and Building Control Systems
Lab Plasticware
Chemistry Lab Equipment
Physics Lab Equipment
- Measurement
- Magnetisms
- Heat
- AP Physics
- Physics Lab Equipments
- Atomic Physics Equipment
- Density Equipment
- Electricity Equipment
- Electromagnetism Equipment
- Electrostatics Equipment
- Energy Transfer Equipment
- Force Motion & Dynamic Equipment
- Mechanics Lab Equipment
- Light & Optics Equipment
- Renewable Energy Equipment
- Sound and Waves
- Education Kit
Geography Lab Models
Scientific Instrument Manufacturer, Suppliers and Exporter in India
Jaincolab Manufacturers is leading Scientific Instrument Manufacturer,and supplier and Exporter in India
JaincoLab, the laboratory equipment brand of Jain Scientific Suppliers (Ambala, Haryana, established 1982), manufactures and exports scientific instruments — electronics and communication trainer kits, power supplies, semiconductor and vacuum-tube demonstration apparatus, opto-electronic and nuclear physics equipment, and test and measuring instruments — for engineering, polytechnic and applied-physics laboratories. Orders can be placed directly against a quotation or through JaincoLab's institutional tender route; browse the ranges below, or request a quote with your item list, quantities and delivery destination for a full bill of quantities against your syllabus or tender.
Last updated: September 2026.
Jain Scientific Suppliers holds ISO 9001:2015 (quality management) and ISO 14001:2015 (environmental management) certification for its manufacturing operations.
What is a scientific instrument?
A scientific instrument, in JaincoLab's catalogue, is apparatus used to demonstrate, measure or verify a physical or electronic principle in an engineering, polytechnic or applied-physics laboratory — ranging from power supplies and communication trainer kits to semiconductor-device, vacuum-tube and nuclear-physics demonstration equipment, and general test and measuring instruments. The range is organised below into eighteen subject-specific ranges so institutions can go directly to the apparatus their syllabus requires.
Scientific Instrument Ranges
| Range | What it covers |
|---|---|
| Power Supplies and Transformers | Regulated power supplies and transformers for lab and trainer use |
| Training Kits for Communication Lab | Communication-engineering trainer kits |
| Digital Electronic Experiments Computer Principles | Digital electronics and computer-principles experiment apparatus |
| Study of Multivibrators | Multivibrator circuit study apparatus |
| Characteristics Operational Amplifiers | Operational-amplifier characteristics apparatus |
| Verification of Network Theorem | Network-theorem verification apparatus |
| Amplifiers Kits | Amplifier trainer kits |
| Demonstration Models | General demonstration models for applied physics/electronics |
| Verification of Various Laws and Conservation of Signal | Apparatus for verifying signal and conservation laws |
| Semi Conductor Devices | Semiconductor-device study apparatus |
| Laser Experiment | Laser-experiment apparatus |
| Characteristics Of Vaccum Tubes | Vacuum-tube characteristics apparatus |
| E M Apparatus Instrument | Electromagnetic apparatus and instruments |
| Microprocessors | Microprocessor trainer kits |
| OPTO Electronic Devices Equipments | Opto-electronic device study equipment |
| Digital Measuring Instruments | Digital measuring instruments |
| Nuclear Physics | Nuclear-physics demonstration equipment |
| Test and Measuring Instruments | General test and measuring instruments |
Why Choose JaincoLab
JaincoLab is a direct manufacturer, not a reseller, supplying institutional and tender buyers across India and internationally. The Scientific Instrument range sits alongside JaincoLab's Physics Lab Equipment, Analytical Lab Instrument and Science Kit ranges for schools and colleges building a combined applied-science or electronics laboratory. Schools, colleges and institutions buying on tender or in bulk can review JaincoLab's tender and bulk-order support.
Applications
| Setting | Typical use |
|---|---|
| Engineering / polytechnic electronics lab | Communication, digital-electronics and semiconductor-device experiments |
| Applied physics laboratory | Laser, nuclear-physics, electromagnetic and vacuum-tube demonstrations |
| Instrumentation laboratory | Test, measuring and network-theorem verification apparatus |
Frequently Asked Questions
Q: What information does JaincoLab need to prepare a quotation for scientific instruments?
A: The range or model you need, the quantity of each, and your delivery destination. Quotations are usually issued within 1-2 business days and are typically valid for 15-30 days.
Q: Does JaincoLab supply scientific instruments against school, government or institutional tenders?
A: Yes — see JaincoLab's tender and bulk-order support page for institutional and government procurement.
Q: What are the delivery timelines and packing arrangements for scientific instrument orders?
A: Standard items are typically delivered within 3-7 business days inside India, with 10-15 working days for bulk or special orders; fragile items are packed with protective cushioning, and export consignments use customs-ready packaging.
Q: How does Scientific Instrument differ from JaincoLab's Physics Lab Equipment range?
A: Scientific Instrument focuses on electronics, communication and applied-physics trainer kits and demonstration apparatus, while Physics Lab Equipment covers core mechanics, heat, electricity and optics apparatus. Institutions setting up a combined lab often order from both ranges.
Q: Does JaincoLab hold quality or environmental certification for its scientific instrument manufacturing?
A: Yes, Jain Scientific Suppliers holds ISO 9001:2015 (quality management) and ISO 14001:2015 (environmental management) certification for its manufacturing operations.
Q: Can JaincoLab provide detailed technical specifications before I order?
A: Yes, model-specific specifications can be confirmed as part of the quotation process. Not every item currently has a downloadable datasheet published on the website, so confirm current specifications directly with JaincoLab before finalising an order.
Request a Quote
For pricing, bulk orders or technical questions on JaincoLab's scientific instrument range, contact our team with your item list, quantities and delivery destination.
Study of 4 Bit BCD Counter and Decimal to Binary Encoder using IC 7490
Product Code : JA-SI-1174
Digital electronics experiment board for studying a 4-bit BCD (8421) counter and decimal-to-binary encoding with the IC 7490 decade counter, including its reset and set-to-9 inputs.
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Adjustable D.C. Current Source
Product Code : JA-SI-8050
Mains-operated adjustable DC current source giving a continuously variable current of 0-10 A (about 0-10 V DC, load dependent), built from variac, step-down transformer, bridge rectifier and filter, with 0-10 A ammeter and brass terminals.
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Maxwell Inductance Capacitance Bridge
Product Code : JA-SI-8074
Maxwell inductance capacitance bridge with built-in 1 kHz sine-wave source, digital null detector and 4 mm socket circuit board; R1 and R4 decade dials, C4 decade in 0.01 microfarad, R2 and R3 fixed 1 kohm, four unknowns supplied.
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Hay Bridge
Product Code : JA-SI-8078
Hay bridge for measuring unknown inductance, in a teak wood case with built-in 1 kHz source and digital null detector; R2 and R3 three-decade dials x10-x1000 ohm, C decade x0.1 microfarad, R4 fixed 100 ohm; four unknowns supplied.
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Owen Bridge
Product Code : JA-SI-8076
Owen bridge for measuring unknown inductance, in a teak wood case with built-in 1 kHz source and digital null detector; R3 decade x10-x1000 ohm, C3 and C4 decade x0.1 microfarad, R2 decade x100 ohm, R1 fixed 1000 ohm.
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Three Dial Inductance Box
Product Code : JA-SI-8093
Three-dial decade inductance box for selecting inductance values in AC bridge and circuit experiments; two-dial, four-dial and five-dial versions are also listed.
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Head Phone
Product Code : JA-SI-8094
Flexible-type head phone with high resistance receivers, fully adjustable to head size, supplied by JaincoLab as a listening detector for AC bridge experiments.
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Sound Level Meter
Product Code : JA-TAMI-1006
Battery-operated sound level meter for measuring sound pressure from 50 dB to 110 dB; the picked-up sound is amplified and attenuated and shown on a moving-coil meter calibrated in decibels.
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Stroboscope
Product Code : JA-TAMI-1007
Stroboscope for showing the stroboscopic effect and measuring the speed of rotating parts without touching the shaft; 100 to 10,000 RPM on a calibrated dial; mains operated with optional battery working.
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Power Output Meter
Product Code : JA-TAMI-1008
Power output meter for measuring power directly across a load: 0-10 W in two ranges (0-1 W and 1-10 W full scale), band-switched loads of 4, 8, 16, 32, 250, 600 and 5000 ohm, analogue meter, 220 V 50 Hz.
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Clamp On Meter
Product Code : JA-TAMI-1009
Clamp on meter supplied by JaincoLab with 0-500 V AC and 0-500 A AC ranges; AC current is measured by induction in the clamp coil, and DC voltage and resistance are measured with test leads.
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Pulse Generator
Product Code : JA-TAMI-1014
Pulse generator producing rectangular pulses: pulse time 10 microseconds to 1 second, pulse width 1 microsecond to 1 second, output 1-15 V, external triggering 2-20 V, amplitude suitable for triggering TTL logic.
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Absorption Wave Meter
Product Code : JA-TAMI-1015
Absorption wave meter for detecting radio-frequency radiation; wavelength and relative strength are found by tuning an LC circuit made of a variable capacitor and plug-in inductors, with six coils covering 100 kHz to 100 MHz.
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Transistor Tester
Product Code : JA-TAMI-1016
Transistor tester for general-purpose, low-power PNP and NPN transistors, with a socket for the device under test and a moving-coil meter calibrated in gain; 220 V, 50 Hz.
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Distortion Factor Meter
Product Code : JA-TAMI-1017
Distortion factor meter for measuring the distortion added by an amplifier: a pure sine wave is fed in, the amplified signal passes through filters and the distortion is read on a meter as a percentage; 20 Hz to 20 kHz; 220 V, 50 Hz.
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Q Meter
Product Code : JA-TAMI-1018
Q meter for measuring the quality factor (Q) of an inductor, needed when designing coils and transformers; range 0.1 to 100 at 1 kHz or 10 kHz, moving-coil meter with balancing dial calibrated in Q; 220 V, 50 Hz; 14 x 9 x 5.5 in.
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Vacuum Tube Volt Meter (V.T.V.M)
Product Code : JA-TAMI-1019
Vacuum tube volt meter in a steel cabinet with 110 x 90 mm rectangular meter, 220 V 50 Hz: DC 1.5-1500 V and AC 1.5-1500 V full scale, resistance 1 kohm to 1000 megohm in seven ranges, RF 0-0.5 V RMS in four ranges.
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A.F. Oscillator Function Generator Cum Digital
Product Code : JA-TAMI-1020
AF oscillator function generator with built-in digital frequency meter: 1 Hz to 1 MHz in five decades, sine and square, 1 mV to 20 V open circuit, 600 ohm output; counter reads 10 Hz to 10 MHz; 220 V, 50 Hz; 13 x 6 x 5 in.
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R.F. Oscillator
Product Code : JA-TAMI-1021
RF oscillator covering 100 kHz to 30 MHz in eight bands with modulated and continuous-wave output; 400 Hz modulation at 30% depth, also available at output terminals; frequency accuracy within 2%.
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R.F. Oscillators
Product Code : JA-TAMI-1022
Fixed-frequency RF oscillator working at approximately 3 MHz with high output voltage and dial calibration, used mainly in ultrasound and Lecher wire experiments.
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R.F. Oscillator AM and FM
Product Code : JA-TAMI-1023
AM and FM RF oscillator for testing and aligning radio and TV receivers: 200 kHz to 280 MHz in seven bands, AM at 400 Hz and 1 kHz, FM modulation switched in automatically above 50 MHz, output variable 0-200 mV.
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A.F. Oscillator Digital
Product Code : JA-TAMI-1024
Audio-frequency oscillator with digital frequency readout: 1 Hz to 250 kHz in five bands, sine and triangular waves, amplitude 1-10 V peak-to-peak in three coarse steps with fine control, 50 ohm output; 13 x 6 x 5 in.
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Conductivity Bridge
Product Code : JA-TAMI-1025
Conductivity bridge for measuring the conductance or resistance of electrolyte solutions directly: 50 Hz and 1 kHz working frequencies, 0.1 ohm to 1 megohm, 1 mho to 1 micromho in seven ranges, null detection on a meter, with conductivity cell.
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A.F. Oscillator Bridge Experiments
Product Code : JA-TAMI-1026
Solid-state AF oscillator for AC bridge experiments: 1 Hz to 250 kHz in six steps, sine, square and triangular waves, output 0-10 V with coarse and fine control, 50 ohm output impedance, accuracy 3% or 2 Hz; 220 V, 50 Hz.
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Oscilloscope
Product Code : JA-TAMI-1027
Single-beam solid-state oscilloscope supplied by JaincoLab: DC to 10 MHz, 10 mV/cm, 1 megohm input, internal or external triggering, sweep 0.1 microsecond/div to 0.1 s/div, 8 x 8 cm display, stabilised supplies; 230 V, 50 Hz, 25 W.
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Dual Trace Oscilloscope
Product Code : JA-TAMI-1028
Dual-channel 20 MHz oscilloscope supplied by JaincoLab: CH1, CH2, Alt and Chop modes, 5 mV/div to 10 V/div with x5 magnifier, sweep 0.2 s/div to 0.1 microsecond/div, Int/Alt/Line/Ext/TV triggering, 80 x 100 mm CRT.
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L.C.R. Bridge
Product Code : JA-SI-1029
Solid-state LCR bridge for resistance, capacitance and inductance, working on 220 V 50 Hz or a 9 V battery: R 0.01 ohm-1 megohm (7 ranges), C 2 pF-110 microfarad, L 2 microhenry-110 H (7 ranges), accuracy 1%, D 0.001-10, Q 1-10.
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Signal Tracer
Product Code : JA-SI-1030
Signal tracer for locating faults in radio receivers: RF probe covering 100 kHz to 30 MHz for RF and IF signals, audio output up to 5 W, supplied complete with AF and RF probes and loudspeaker; 220 V.
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Digital R.P.M. Meter
Product Code : JA-DMI-1031
Non-contact digital RPM meter supplied by JaincoLab: 100 to 10,000 RPM on an LCD readout, 9 V battery operated, supplied with sensor and working manual.
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Handy Digital IC and Memory Tester
Product Code : JA-DMI-1032
Handy digital IC and memory tester supplied by JaincoLab for 74 series TTL, 40/45 series CMOS and 41/44 series DRAM ICs: 24-pin ZIF socket, average search time under 0.8 s, 16x1 LCD with guided menu, 5 keys, 9 V DC 250 mA or 4 x 1.5 V cells.
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Digital Multimeter
Product Code : JA-DMI-1033
Hand-held 3.5 digit digital multimeter supplied by JaincoLab: DC 0.1 mV-1000 V (5 ranges), AC 0.1 mV-750 V (5 ranges), resistance 0.01 ohm-20 megohm (6 ranges), diode test and continuity buzzer; 9 V battery.
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Digital Milli Volt and Milli-Amp Source and Meters
Product Code : JA-DMI-1034
Digital millivolt and milliamp source and meters, used as a thermocouple calibrator: continuously variable 0-200 mV DC and 0-200 mA outputs, front-panel selection, 3.5 digit display, 2 ohm source impedance, DVM input over 10 megohm.
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A.C. Milli Voltmeter Type
Product Code : JA-DMI-1035
Digital AC millivoltmeter supplied by JaincoLab: 1 mV to 20 V AC in three selectable ranges (199.9 mV, 1999 mV, 19.99 V), 3.5 digit display, frequency response 10 Hz to 1 MHz, 220 V 50 Hz mains.
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Digital Frequency Meter Type
Product Code : JA-DMI-1036
Digital frequency meter supplied by JaincoLab: 1 Hz to 50 MHz on a 6 digit display, oven-controlled crystal clock, sensitivity 20 mV RMS to 1 MHz and 50 mV RMS to 50 MHz, input protected to 550 V, accuracy better than 0.001% plus 1 count.
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Digital Capacitance Meter Type
Product Code : JA-DMI-1037
Digital capacitance meter supplied by JaincoLab: 1 pF to 10,000 microfarad in seven full-scale ranges, 4 digit direct reading, accuracy 0.5% plus 2 counts, over-range indication and test-lead compensation, no balancing needed.
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Digital Conductivity Meter
Product Code : JA-DMI-1038
Digital conductivity meter supplied by JaincoLab for reading the conductance of solutions: 0.02 micromho to 1 mho, 3.5 digit LED or LCD display, accuracy 0.5% or 1 digit, 220 V 50 Hz, 11 x 7 x 4.5 in.
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Photo Electric Colorimeter
Product Code : JA-DMI-1039
Photo electric colorimeter supplied by JaincoLab for analytical laboratories: transmittance 0-100%, optical density 0-2, eight colour filters, 12 mm test tubes, photo-voltaic cell with slow-motion diaphragm, analogue meter, 220 V 50 Hz.
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Digital Mains Frequency Meter
Product Code : JA-DMI-1040
Digital mains frequency meter supplied by JaincoLab for sensing mains supply frequency: 3 digit display, crystal-controlled reference, panel-mounting cabinet, circuitry on phenolic PCBs, accuracy 0.05% or 1 digit.
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Digital Lux Meter
Product Code : JA-DMI-1041
Hand-held digital lux meter supplied by JaincoLab: reads illuminance directly in lux in three ranges, 0-200, 0-2000 and 0-20,000 lux, on a 3.5 digit LCD; 9 V battery.
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Digital pH and mV Meter
Product Code : JA-DMI-1042
Digital pH and mV meter supplied by JaincoLab: pH 0 to 14 with 0.01 pH resolution, mV 0 to 199.9 mV either polarity, accuracy 1%, temperature compensation for the solution, supplied with electrode; 11 x 7 x 4.5 in.
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Digital Potentio meter
Product Code : JA-DMI-1043
Digital potentiometer supplied by JaincoLab for potentiometric measurement of ionic solutions, 0-200 millivolt range, supplied with electrode and standard solution; 11 x 7 x 4.5 in.
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Digital Flux Meter, Gauss Meter
Product Code : JA-DMI-1044
Digital flux meter (gauss meter) supplied by JaincoLab: ranges up to 2 k and 20 k gauss, 3.5 digit direct reading in gauss, accuracy 0.5%, supplied with Hall probe; 220 V, 50 Hz.
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Digital L.C.R. METER
Product Code : JA-DMI-1045
Bench-type digital LCR meter supplied by JaincoLab: capacitance 0-10,000 microfarad, resistance up to 20 megohm, inductance up to 2000 H, D and Q read directly, 4 digit LED display; 220 V, 50 Hz.
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Hand held L.C.D
Product Code : JA-DMI-1046
Hand-held LCD instrument supplied by JaincoLab for measuring inductance (1 mH to 100 H), capacitance (1 pF to 100 mF) and resistance (0.1 ohm to 20 megohm).
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Radio Active Source
Product Code : JA-SI-1048
Radioactive sources for nuclear physics practicals, supplied by JaincoLab; beta, gamma and alpha sources are listed. Source type, activity and supply terms are confirmed on the quotation.
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Scintillation Counter
Product Code : JA-SI-1049
Scintillation counter supplied by JaincoLab for detecting and measuring ionising radiation in nuclear physics practicals; detector, counter and accessory specifications are confirmed on the quotation.
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Photo Cell Mounted on Base
Product Code : JA-OED-1050
Vacuum-type (valve version) photo cell fitted in a housing and mounted on a base, used as the detector in Planck's constant and photoelectric effect experiments.
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Planks Constant Apparatus
Product Code : JA-OED-1051
Apparatus for determining Planck's constant by the photoelectric effect: vacuum photo cell in housing, colour filter set, lamp house, double-rod optical bench, stabilised low-voltage power supply with moving-coil meters, and connecting leads.
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App. to determine Inverse Square Law in Photo Cell
Product Code : JA-OED-1052
Apparatus for verifying the inverse square law of light with a photo cell: mounted photo-voltaic cell, lamp house, double-rod optical bench, power supply with meters and connecting leads; plots light intensity against distance.
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LDR Characteristics Apparatus
Product Code : JA-OED-1053
Apparatus for plotting the current against light intensity of an LDR at different voltages: built-in regulated 0-3 V DC, 100 mA supply, two round meters, LDR on the panel, terminals and light source; 11 x 8 x 4 in.
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Photoelectric Relay Apparatus
Product Code : JA-OED-1054
Apparatus for studying how an LDR operates a relay: one relay, LDR on the front panel, lamp holder with 10 W bulb and built-in power supply; 8 x 6 x 5 in.
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LED Characteristics Apparatus
Product Code : JA-OED-1055
Apparatus for studying the V-I characteristics of an LED: built-in regulated 0-3 V DC, 25 mA supply, two round meters, LED on the panel, supply and LED connections brought out to terminals; 10 x 8 x 4 in.
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Characteristics of Opto Electronic Devices Kit
Product Code : JA-OED-1056
Kit for studying the V-I characteristics of a photo transistor, a photo diode and an LED on one panel: built-in regulated 0-3 V DC, 150 mA supply, two round meters, light source and terminal connections; 15 x 8 x 4 in.
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Photodiode Characteristics Apparatus
Product Code : JA-OED-1057
Apparatus for plotting photodiode current against light intensity at different voltages: built-in regulated 0-10 V DC, 50 mA supply, two round meters, photodiode on the panel, light source and terminals; 15 x 8 x 4 in.
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Photo Transistor Characteristics Apparatus
Product Code : JA-OED-1058
Apparatus for plotting photo transistor current against light intensity at different voltages: built-in 0-10 V DC, 50 mA supply, two meters, photo transistor on the panel, light source and terminals; 15 x 8 x 4 in.
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Mercury Vapour Lamp Hg for use with above Photo Voltaic Cell
Product Code : JA-OED-1059
80 W mercury (Hg) vapour lamp with choke, fitted inside a wooden box with a slit, used as the light source for photo-voltaic cell and photoelectric experiments.
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Solar Cell Mounted
Product Code : JA-OED-1060
Mounted silicon solar cell giving an output of 1 V at 200 mA through 4 mm sockets, for photo-voltaic effect and solar cell experiments.
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Solar Cell Characteristics Apparatus
Product Code : JA-OED-1061
Apparatus for drawing the V and I characteristics of a solar cell: mounted solar cell, lamp house with power supply, moving-coil meters on a panel with power supply, and connecting leads.
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Planks Constant Apparatus using Solar Cell
Product Code : JA-OED-1062
Apparatus for finding the stopping potential, and so Planck's constant, with a solar cell: low-voltage DC power supply with voltmeter and microammeter, lamp house, mounted solar cell, connecting leads and a set of coloured filters.
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Photo Multiplier Tube 931 with Housing
Product Code : JA-OED-1063
Photo multiplier tube, type 931, supplied by JaincoLab with its housing, for detecting low-intensity light by photoemission and secondary emission; the optical bench is supplied at extra cost.
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8085 Microprocessor Training Kit
Product Code : JA-M-1064
8085 microprocessor training kit supplied by JaincoLab for teaching 8-bit microprocessor programming and interfacing: 8085 CPU, EPROM monitor with assembler and disassembler, 24 programmable I/O lines, 16-bit timer/counter on IC 8253.
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e and m By Thomson Bar Magnet Method
Product Code : JA-EMA-1065
Apparatus for e/m of the electron by the Thomson bar magnet method: 800 V DC EHT for the CRT, 0-100 V DC deflecting supply with moving-coil meters, CRT on a wooden frame with cm scale, deflection magnetometer, compass stand, pair of bar magnets.
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e and m by Helical Method Solenoid Method
Product Code : JA-EMA-1066
Helical (solenoid) method e/m apparatus: multi-layer solenoid on wooden base, CRT moving inside it, cathode supply with high-resistance voltmeter, solenoid supply with coarse/fine control and ammeter.
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Power Supply for Millikans Oil Drop App.
Product Code : JA-EMA-1068
Power supply designed for Millikan's oil drop apparatus: IC-regulated DC output continuously variable from 0 to 300 V for the condenser plates, and 6 V AC at 3 A for the lamp house.
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e and m by Short Solenoid Method Magnetron Method
Product Code : JA-EMA-1069
Short solenoid (magnetron) method apparatus: DC supply giving filament voltage, variable high voltage and solenoid current, two meters (anode voltage, solenoid current), magnetron sliding inside the solenoid; supply 13 x 7 x 7 in.
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e and m by Magnetic Focusing Method
Product Code : JA-EMA-1070
Magnetic focusing method apparatus: 3 in CRT on teak stand with ring-type solenoid sliding over it, HV supply with intensity, focus, X/Y deflection and solenoid current controls, meters for acceleration voltage and solenoid current.
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Diode Valve Characteristics Apparatus
Product Code : JA-COVT-1071
Apparatus for the V-I characteristics of a diode valve: regulated 0-300 V DC, 30 mA supply, 6.3 V AC 1 A filament supply, two meters, printed valve diagram with supply and valve connections on terminals; 10 x 8 x 4 in.
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Work Function of Diode and Richardsons Equation Kit
Product Code : JA-COVT-1072
Kit for determining the work function of a diode with Richardson's equation: power supply, three meters and diode valve, with the circuit diagram printed on the front panel.
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Triode Valve Characteristics Apparatus with Stabilized Power Supply
Product Code : JA-COVT-1073
Apparatus for the V-I characteristics of a triode valve at various grid voltages: ECC82 valve, regulated 0-300 V DC 30 mA and 0-25 V DC supplies (TE-3), 6.3 V AC 1 A filament supply, three round meters; 11 x 7.5 x 5.5 in.
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Tetrode and Pentode Valve Characteristics Apparatus with Stabelized Power Supply
Product Code : JA-COVT-1074
Apparatus for the plate and screen characteristics of tetrode and pentode valves: 6SJ7 valve, variable 0-300 V DC 50 mA and 25 V DC 25 mA supplies, 6.3 V AC 1 A filament supply, five round meters; 18 x 7.5 x 5.5 in.
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Ionization Potential of Mercury
Product Code : JA-COVT-1075
Apparatus for drawing the V-I characteristics of a thyratron valve and deriving the ionization potential of mercury: 0-3 V DC 50 mA supply, 6.3 V and 0-25 V AC 500 mA supply, two meters, printed valve diagram, terminals; 13 x 8 x 5 in.
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Thyratron Valve Characteristics Apparatus
Product Code : JA-COVT-1076
Apparatus for the V-I characteristics of a thyratron valve at various grid voltages: two regulated DC supplies, 10 V 300 microamp and 0-25 V 250 mA, printed valve diagram with connections on terminals; 11 x 8 x 4 in.
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V R Tube Characteristics
Product Code : JA-COVT-1077
Apparatus for drawing the characteristics of a VR (voltage regulator) tube, supplied complete with power supply and the tube mounted on a base.
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H Parameters of PNP Transistor in Common Emitter Mode
Product Code : JA-SCD-1078
Apparatus for calculating the h-parameters (current gain, input impedance, output impedance) of a PNP transistor in common emitter mode: 0-10 V DC 500/50 mA and 0-1 V DC 30 mA supplies, four meters, mounted PNP transistor, built-in oscillator.
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Transistor Characteristics Apparatus
Product Code : JA-SCD-1079
Apparatus for the input and output characteristics of PNP and NPN transistors in common base and common emitter modes: 0-10 V DC 500/50 mA and 0-1 V DC 30 mA supplies, four round meters, one PNP and one NPN transistor mounted; 15 x 8 x 4 in.
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SCR Characteristics Apparatus
Product Code : JA-SCD-1080
Apparatus for plotting the anode current against anode-cathode voltage of an SCR: 0-3 V DC 50 mA and 0-150 V DC supplies, three meters, SCR on the panel with connections on terminals; 15 x 8 x 4 in.
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FET Characteristics Apparatus
Product Code : JA-SCD-1081
Apparatus for the static and transfer characteristics of a FET: BFW10 FET on the panel, 0-10 V DC 10 mA and 0-5 V DC supplies, three meters, connections on terminals; 11 x 8 x 4 in.
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Semiconductor Diode and PN Junction Diode Apparatus
Product Code : JA-SCD-1082
Apparatus for the forward and reverse characteristics of a PN junction diode: 0-50 V DC 2 mA and 0-1 V DC 200 mA supplies, two meters, diodes mounted with connections on terminals; 10 x 8 x 4 in.
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Voltage Stabilization Characteristics of Zener Diode
Product Code : JA-SCD-1083
Apparatus for the voltage stabilization characteristics of a Zener diode: input voltage against output voltage and output voltage against load, with DC power supply, two round meters, Zener diode on the panel; 10 x 8 x 4 in.
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Zener Diode Characteristics Apparatus Forward and Reverse V-I Characteristics
Product Code : JA-SCD-1084
Apparatus for the forward and reverse V-I characteristics of a Zener diode: regulated 0-25 V DC, 15 mA supply, separate voltage and current meters, Zener diodes on the panel with terminals; 10 x 8 x 4 in.
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PN Junction and Zener Diode Characteristics Apparatus Forward and Reverse V-I Characteristics
Product Code : JA-SCD-1085
Apparatus for the forward and reverse V-I characteristics of a PN junction diode and a Zener diode: two independent DC power supplies, two double-range meters, both diodes on the panel with terminal connections; 15 x 8 x 4 in.
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Energy Band Gap of PN Junction Diode
Product Code : JA-SCD-1086
Apparatus for the energy band gap of a PN junction diode from its reverse saturation current against temperature: regulated 0-1 V DC, 500 mA supply, two round meters, diode in an oven with 100 °C thermometer and temperature control; 10 x 8 x 5 in.
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Thermistor Characteristics Apparatus
Product Code : JA-SCD-1087
Apparatus for the resistance-temperature characteristics of a thermistor: regulated 0-1 V DC, 1 mA supply, two meters, one thermistor in an oven with thermometer, connections of supplies, meters and thermistor on terminals; 10 x 8 x 5 in.
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UJT Characteristics Apparatus
Product Code : JA-SCD-1088
Apparatus for plotting the V-I characteristics of a UJT and measuring its interbase resistance: UJT type 2N2646 on the panel, 0-10 V DC 30 mA and 0-1 V DC regulated supplies, three round meters, terminal connections; 15 x 8 x 4 in.
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Resistivity of Semiconductors by Four Probe Method at Different Temperatures and Determination of Band-Gap
Product Code : JA-SCD-1089
Four probe set-up for semiconductor resistivity at different temperatures and band gap: mounted Ge crystal, oven to 200 °C, 0-200 °C thermometer, digital constant current supply, 200 mV millivoltmeter, 3.5 digit LED displays.
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Susceptibility or Fe cl3 Solution
Product Code : JA-SCD-1090
Apparatus for the magnetic susceptibility of an FeCl3 solution: 7.5 kG electromagnet, 0-100 V 4 A variable power supply, digital gauss meter 0-20 kG with Hall probe, and graduated capillary tube with stand.
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Hall Effect Experiment
Product Code : JA-SCD-1091
Hall effect set-up with mounted germanium crystal, 7.5 kG electromagnet with 0-100 V 4 A metered supply, 0-20 mA constant current crystal supply, digital meters for Hall voltage and crystal current, and 0-20 kG digital gauss meter with Hall probe.
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Ultrasonic Diffraction Grating Experiment
Product Code : JA-SCD-1092
Ultrasonic diffraction grating experiment for the velocity of ultrasonic waves in a liquid: RF oscillator 3-8 MHz, piezoelectric crystal with liquid tank, spectrometer with 9 in bed, and sodium lamp with wooden box and transformer.
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Dielectric Constant Apparatus
Product Code : JA-SCD-1093
Apparatus for the dielectric constant of liquids and solids by the parallel plate method: tuneable high-frequency oscillator with outer gang condenser, optimum tuning shown on a meter; the change in tuning with the dielectric between the plates is noted.
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Mosfet Characteristics Apparatus
Product Code : JA-SCD-1094
Apparatus for plotting MOSFET drain characteristics (VDS against ID) for different values of VGS: MOSFET on the panel (type listed as TRF 840), 0-10 V DC 10 mA and 0-5 V DC supplies, three meters; 11 x 8 x 4 in.
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Characteristics and Applications Thyristors
Product Code : JA-SCD-1095
Apparatus for the characteristics and applications of the Diac, Triac, UJT and SCR: 0-15 V DC 150 mA, 0-50 V DC 100 mA and 0-2.5 V DC 200 mA supplies, four dual-range meters, devices and components on the panel with terminals; 15 x 8 x 4 in.
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Diac Characteristics Apparatus
Product Code : JA-SCD-1096
Apparatus for the V-I characteristics of a Diac: regulated 0-50 V DC, 100 mA supply, two round meters, one Diac on the panel, supply and Diac connections on terminals; 15 x 8 x 4 in.
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Triac Characteristics Apparatus
Product Code : JA-SCD-1097
Apparatus for the MT characteristics of a Triac with gate signal: 0-25 V DC 100 mA and 0-5 V DC 200 mA supplies, three round meters, one Triac on the panel, supply and Triac connections on terminals; 15 x 8 x 4 in.
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Helium Neon Laser He.Ne. Lasers
Product Code : JA-LE-1098
Helium neon (He-Ne) laser supplied by JaincoLab: 2 mW output, mountable on an optical bench, built-in power supply for 220 V AC 50 Hz, up-down beam adjustment, rugged mechanical set-up for continuous working.
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Laser Accessories
Product Code : JA-LE-1099
Laser accessories for diffraction and interference work: low-line diffraction grating, Young double slit, hand micrometer, grating stand, laser filter and a 13-piece demonstration set of slits, holes, filter, opaque spot, mesh and grid.
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MICHALSON’S INTERFEROMETER
Product Code : JA-LE-1100
Michelson interferometer for the wavelength of sodium or laser light by interference: polished plane slabs parallel at 45 degrees, mirrors at right angles, laser light source with power supply; fringes can be viewed on a wall or paper.
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Measurement of Peak, Average and RMS Value of a AC Signal
Product Code : JA-VOVLACOS-1101
Apparatus for measuring the peak, average and RMS values of an AC signal: sine wave generator, step-down transformer, printed circuit diagram for peak and average value measurement, connections on terminals; 10 x 8 x 4 in.
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Resistances in Series and Parallel Apparatus
Product Code : JA-VOVLACOS-1102
Apparatus for verifying the laws of resistances in series and parallel: two moving-coil meters, circuit diagram for series and parallel connections printed on the panel, resistances mounted along the circuit; 10 x 8 x 3 in.
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Charging and Discharging of condensor
Product Code : JA-VOVLACOS-1105
Apparatus for the RC time constant of a charging and discharging condenser: DC supply with voltage selector, microammeter, printed circuit, terminals for R and C, and a set of resistor-capacitor combinations; 8 x 6 x 3 in.
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Flashing and Quenching of Neon
Product Code : JA-VOVLACOS-1106
Apparatus for calculating the charge and discharge time of a condenser with a neon lamp: 100 V DC 30 mA high-voltage supply, three paper capacitors selected by toggle switches, one neon lamp; 8 x 6 x 3 in.
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BH Curve Apparatus with Different Meterial
Product Code : JA-VOVLACOS-1107
B-H (hysteresis) curve apparatus: 3-15 V AC supply with band switch, printed circuit with components on the panel, provision for an external sample, terminals; curve viewed on a CRO (10 MHz, type TE-97 named in the listing).
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Conversion of Galvanometer Into a Voltmeter and Current Meter
Product Code : JA-VOVLACOS-1108
Apparatus for converting a galvanometer into a voltmeter and a current meter: regulated 0-10 V DC 500 mA supply, two round meters (voltmeter and galvanometer), three sets of resistances on the panel, connections on terminals; 10 x 8 x 3 in.
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LCR Impedance Circuit
Product Code : JA-VOVLACOS-1110
Apparatus for the AC power factor of a series LCR circuit: 100 V AC supply selected by band switch, two AC moving-coil meters for voltage and current, one resistance, one capacitor and one inductance in series, connections on terminals; 10 x 8 x 4 in.
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RC Circuit Transient Response
Product Code : JA-VOVLACOS-1111
Apparatus for studying RC circuits as low pass and high pass filters: printed low pass and high pass filter circuits, three resistances, three capacitors, connections on terminals; signal from an AF function generator (type TE-93 named in the listing).
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Clipping and Clamping Circuit Apparatus
Product Code : JA-VOVLACOS-1112
Apparatus for the effect of positive and negative clipping and clamping on a sine wave: two fixed-output DC supplies in series with diodes, printed clipping and clamping circuits, components enclosed with connections on terminals; 8 x 6 x 4 in.
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Half Wave, Full Wave and Rectifier Apparatus
Product Code : JA-VOVLACOS-1113
Apparatus for the efficiency and ripple factor of half wave, full wave and bridge rectifiers on load, with filters: AC supply, junction diodes, filter circuit, load resistances on toggle switches, two meters for output voltage and current; 10 x 8 x 4 in.
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Study of STEFAN’S LAW
Product Code : JA-VOVLACOS-1114
Apparatus for verifying Stefan's law with an electric bulb: one 6 V tungsten filament bulb, voltmeter and ammeter for filament voltage and current, and built-in variable power supply.
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Demonstration televison Black and white
Product Code : JA-DM-1115
Black and white television demonstrator for practical and theoretical study: CRT display, PCB cabinet with control and video processing circuits, complete circuit diagram, and 4 mm sockets for creating faults.
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Demonstration Coloured Television
Product Code : JA-DM-1116
Colour television demonstrator for practical and theoretical study: colour CRT display, PCB cabinet with colour control and video processing circuits, complete circuit diagram, and 4 mm sockets for creating faults.
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Demonstration Model of Transistor Cassette Player and Recorder Trainer Kit Two in One
Product Code : JA-DM-1117
Two-in-one trainer kit covering an MW transistor receiver, cassette player and tape recorder: phenolic board screen-printed on top with the PCB layout on the reverse, components on PCB tags for replacement and fault creation, acrylic top cover.
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Demonstration Model for Experiments of MW Radio Circuits
Product Code : JA-DM-1118
Demonstration model of an MW transistor receiver for studying its working, faults and signal, noise and output: screen-printed phenolic board with power supply, AGC, IF, oscillator, antenna and output sections, 6 V DC supply and 4 in 8 ohm speaker.
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Demonstration Cathode Ray Oscilloscope CRO
Product Code : JA-DM-1119
Basic CRO demonstration model for studying each section: phenolic board printed with the section layout, banana plugs and switches for faults; for measuring peak voltage, frequency, phase difference, pulse width, delay, rise and fall time.
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Study of Transistor Amplifier Circuits
Product Code : JA-AK-1120
Apparatus for the frequency response, input and output impedance and negative feedback of common base, common emitter and common collector transistor amplifiers: components on the front panel, test points on terminals; 8 x 6 x 3 in.
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Study the effect of negative feed back of transistor amplifier
Product Code : JA-AK-1121
Apparatus for studying the effect of negative feedback on a transistor amplifier, with voltage gain named as the quantity studied; circuit details are confirmed on the quotation.
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Push Pull Amplifier
Product Code : JA-AK-1122
Apparatus for studying the output gain and frequency response of a class B push pull amplifier, in which a pair of active devices alternately supply current to the load.
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FET Common Source Amplifier
Product Code : JA-AK-1123
Apparatus for the voltage gain and frequency response of a FET common source amplifier: built-in regulated DC supply, printed circuit with components on the front panel, terminal connections; 8 x 6 x 4 in.
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Biasing of Transistor BJT
Product Code : JA-AK-1124
Apparatus for studying four BJT biasing circuits (fixed bias, collector-to-base bias, emitter resistor bias and voltage divider bias) with a built-in regulated DC supply, one NPN transistor and two meters; 8 x 6 x 4 in.
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R.C. Coupled Amplifier Two Stage
Product Code : JA-AK-1125
Apparatus for the voltage gain and frequency response of a two-stage RC coupled transistor amplifier: two transistors on the front panel and a built-in regulated DC supply; function generator TE-93, VTVM and CRO optional.
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RC Coupled with Inbuilt Two AC Millivoltmeter
Product Code : JA-AK-1126
RC coupled amplifier apparatus with an inbuilt power supply and two inbuilt AC millivoltmeters, one reading the input signal and one the output, so the gain can be found without external meters.
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Verification of Network Theorems
Product Code : JA-VONT-1127
Apparatus for verifying the superposition, Norton, Thevenin and maximum power transfer theorems: three fixed DC supplies (12 V and 5 V, 100 mA), four moving coil meters, all four circuits printed on the front panel, terminals.
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Verification of Superposition Theorem
Product Code : JA-VONT-1128
Apparatus for verifying the superposition theorem: two fixed-output regulated DC supplies of 12 V and 5 V at 500 mA, three moving coil meters, circuit diagram printed on the front panel, supplies, meters and resistances on terminals.
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Verification of Nortons Theorem
Product Code : JA-VONT-1129
Apparatus for verifying Norton's theorem: one fixed-output DC supply of 12 V at 250 mA, two moving coil meters, circuit diagram printed on the front panel, supply, meters and resistances brought out to 4 mm sockets.
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Verification of Thevenins Theorem
Product Code : JA-VONT-1130
Apparatus for verifying Thevenin's theorem: one fixed-output DC supply of 12 V at 250 mA, two moving coil meters, circuit diagram printed on the front panel, supply, meters and resistances brought out to 4 mm sockets.
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Verification of Nortons and Thevenins Theorems
Product Code : JA-VONT-1131
Apparatus for verifying both Norton's and Thevenin's theorems on one unit; supply ratings, meters and circuit values are confirmed on the quotation.
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Verification of Reciprocity Theorem
Product Code : JA-VONT-1132
Apparatus for verifying the reciprocity theorem: one fixed-output DC supply of 12 V at 300 mA, two moving coil meters, circuit diagram printed on the front panel, supply, meters and resistances brought out to terminals.
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Verification of Maximum Power Transfer Theorem in DC Circuits
Product Code : JA-VONT-1133
Apparatus for verifying the maximum power transfer theorem in DC circuits: one fixed-output DC supply of 12 V at 300 mA, two moving coil meters, potentiometer as variable load, printed circuit and terminals.
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Operational Amplifier as Inverting and Non Inverting Amplifier
Product Code : JA-COA-1134
Apparatus for studying an operational amplifier as an inverting and a non-inverting amplifier: DC supply of +/-15 V at 500 mA, printed circuit with terminals for external resistances; 10 x 7 x 3 in.
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Study of Operational Amplifier
Product Code : JA-COA-1135
Operational amplifier apparatus for unity gain buffer, non-inverting, inverting, summing and difference amplifier circuits, with three regulated DC supplies of 0 to +/-15 V and 0 to 6 V.
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Study Characteristics of Operational Amplifier
Product Code : JA-COA-1136
Apparatus for the basic characteristics of an op-amp (input offset current, input offset voltage, slew rate, bandwidth, null balancing): IC 741 wired with resistors and capacitors, +/-15 V DC regulated supply, two round meters, 4 mm sockets.
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Operational Amplifier kit BREAD BOARD TYPE
Product Code : JA-COVT-1137
Breadboard-type operational amplifier kit with DC regulated supplies (0-5 V DC and a fixed +/-15 V DC output), built-in sine, square and triangular wave outputs, one breadboard and two dual-range meters.
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Study Operational Amplifier as Adder, Subtractor, Integrator and Differentiator
Product Code : JA-COA-1138
Apparatus for an op-amp as adder, subtractor, integrator and differentiator: two DC regulated supplies of 0-5 V plus a fixed +/-15 V supply, two dual-range round meters, R and C components on the front panel.
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Study of Operational Amplifier as Differentiator and Integrator
Product Code : JA-COA-1139
Apparatus for studying an operational amplifier as a differentiator and as an integrator; supply, meters and component values are confirmed on the quotation.
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Study of Operational Amplifier as Schmitt Trigger
Product Code : JA-COA-1140
Apparatus for studying an operational amplifier as a Schmitt trigger, which fires at a set threshold and switches between two output levels; supply and meter details are confirmed on the quotation.
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Study of Operational Amplifier as Sine to Square Wave Converter
Product Code : JA-COA-1141
Apparatus for an op-amp sine to square wave converter using a single-supply comparator as a zero-crossing detector; a sine input with -5 V and +5 V peaks is shifted to 0-5 V by a voltage divider before comparison.
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Study of Operational Amplifier as Square to Triangular and Triangular to Square wave convertor
Product Code : JA-COA-1142
Apparatus for an operational amplifier as a square to triangular and triangular to square wave converter, with a DC regulated power supply and the circuit diagram printed on the front panel with the components mounted on it.
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Study of Operational Amplifier as Clipping and Clamping Circuit
Product Code : JA-COA-1143
Apparatus for studying an operational amplifier as a clipping circuit (limiter) and as a clamping circuit; supply, meters and component values are confirmed on the quotation.
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Study of Operational Amplifier as Voltage Comparator
Product Code : JA-COA-1144
Apparatus for an operational amplifier as a voltage comparator: +15 V DC regulated supply, one meter, IC 741 with a zener diode and a combination of resistances connected internally, connections on terminals.
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Study of Operational Amplifier as V to I to I to V Convertor
Product Code : JA-COA-1145
Apparatus for an operational amplifier as a voltage-to-current and a current-to-voltage converter; supply, meters and component values are confirmed on the quotation.
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Study of Operational Amplifier as Voltage and Current Feed Back Amplifier
Product Code : JA-COA-1146
Apparatus for an operational amplifier as voltage and current feedback amplifier: +15 V DC regulated supply, two dual-range round meters, IC 741 and resistances connected internally, connections at sockets on the front panel.
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Study of Instrumentation Amplifier
Product Code : JA-COA-1147
Instrumentation amplifier apparatus with three IC 741 op-amps inside, a +15 V regulated supply plus two protected, continuously variable DC supplies, a potentiometer and resistances on the front panel; for voltage gain and a V vs R curve.
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Study of Logarithmic Amplifier
Product Code : JA-COA-1148
Log and antilog amplifier apparatus with IC 741, diode 4007/OA 79 and a potentiometer, powered by a protected, continuously variable +/-15 V DC regulated supply; for the ideality factor and a V1-V0 graph.
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Monostable Multivibrator using IC 555
Product Code : JA-SOM-1149
Apparatus for studying a monostable multivibrator and its applications using the IC 555 timer, with an in-built power supply, a set of patch cords and a user's manual.
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Astable Multivibrator using IC 555
Product Code : JA-SOM-1150
Apparatus for the wave shape and frequency of an astable multivibrator using IC 555: IC 555 and a range of resistances and capacitors inside the cabinet with connections at sockets; 5 V DC regulated supply.
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Astable Multivibrator using Transistors
Product Code : JA-SOM-1151
Apparatus for an astable multivibrator using transistors: a cross-coupled transistor network that switches continuously between two unstable states and produces a sharp, continuous square wave with no external trigger.
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Bistable Multivibrator using IC 555
Product Code : JA-SOM-1152
Bistable multivibrator apparatus using IC 555: IC, resistances and capacitors inside the cabinet with connections at sockets, 5 V DC regulated supply on sockets, and two push-to-ON trigger switches, one active-low and one active-high.
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Bistable Multivibrator using Transistors
Product Code : JA-SOM-1153
Apparatus for studying a bistable multivibrator using transistors: two transistors on the front panel, a fixed 12 V DC regulated supply and a combination of resistances and capacitors for biasing and output.
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Monostable and Free Running Multivibrators using IC 555
Product Code : JA-SOM-1154
IC 555 multivibrator apparatus for monostable and free-running output wave shapes: IC 555 in the cabinet with connections at sockets, 5 V DC regulated supply on sockets, printed circuit with panel components, provision for a trigger input.
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Monostable and Free Running Multi vibrators using Transistors
Product Code : JA-SOM-1155
Apparatus for monostable and free-running multivibrators built from discrete transistors, a non-linear oscillator that generates square, rectangular and pulse waves; supply and component values are confirmed on the quotation.
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Astable, Monostable and Bistable Multivibrator using Transistor
Product Code : JA-SOM-1156
Apparatus covering astable, monostable and bistable multivibrators using transistors, for comparing the three switching behaviours; supply and component values are confirmed on the quotation.
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Digital Trainer to Verify Half Adder using OR, EX-OR and AND Gates
Product Code : JA-DEECP-1167
Digital trainer for verifying the truth table of a half adder built from logic gates (listed as OR, EX-OR and AND gates); inputs, indicators and supply details are confirmed on the quotation.
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Digital Trainer to Verify Half Subtractor using OR, EX-OR and AND Gates
Product Code : JA-DEECP-1168
Digital trainer for verifying the truth table of a half subtractor built from logic gates (listed as OR, EX-OR and AND gates); inputs, indicators and supply details are confirmed on the quotation.
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Digital Trainer to Verify Full Adder using OR, EX-OR and AND Gates
Product Code : JA-DEECP-1169
Digital trainer for verifying the truth table of a full adder (three inputs, sum and carry-out) built from OR, EX-OR and AND gates; inputs, indicators and supply details are confirmed on the quotation.
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Digital Trainer to Verify Full Subtractor using OR, EX-OR and AND Gates
Product Code : JA-DEECP-1170
Digital trainer for verifying the truth table of a full subtractor (inputs A, B and borrow-in) built from logic gates, listed as OR, EX-OR and AND gates; inputs, indicators and supply details are confirmed on the quotation.
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Digital Trainer to Verify Adders and Sub-tractor using NAND Gates
Product Code : JA-DEECP-1171
Digital trainer for verifying the truth tables of the half adder, half subtractor, full adder and full subtractor, each realised with NAND gates only; inputs, indicators and supply details are confirmed on the quotation.
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Study of 4 Bit Binary to Gray Code Convertor
Product Code : JA-DEECP-1172
Apparatus for 4-bit binary to Gray code conversion: DC regulated supply of 5 V at 150 mA, four logic inputs selected with SPDT switches, LED indicators for the Gray code output.
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Study of 4 Bit Ripple Counter Forward and Reverse
Product Code : JA-DEECP-1173
Apparatus for verifying the truth tables of 4-bit forward and reverse ripple counters using four cascaded JK flip-flops, counting 0 to 15, with LED indicators on each flip-flop output.
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Study of 4 Bit BCD Counter and Decimal to Binary Encoder using NAND Gates
Product Code : JA-DEECP-1175
Apparatus for converting a decimal input to its 4-bit BCD (8421) binary output using NAND gates only; listed with a 4-bit BCD counter. Supply, inputs and indicators are confirmed on the quotation.
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To study and verify truth table of 4 bit Up and Down counter using IC 74193
Product Code : JA-DEECP-1176
Apparatus for verifying the truth table of a 4-bit up and down counter using IC 74193: four SPDT switches for logic 1 and 0, built-in 1 Hz clock pulse, LED indicators for the four count bits.
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Study of Left Right and Programmable Shift Register
Product Code : JA-DEECP-1177
Apparatus for studying and verifying the truth table of left shift, right shift and programmable (parallel load) shift register operation using IC 7495, with a mode-select input between serial shift and parallel load.
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BCD to Decimal Decoder Using IC 7492
Product Code : JA-DEECP-1178
BCD to decimal decoder apparatus listed with IC 7492: four SPDT switches select logic 1 and 0 for the BCD input, and ten LEDs show the decoded decimal digit 0 to 9.
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Study of Encoder and Decoder Circuits Decimal to BCD Encoder and BCD to 7-segment Decoder
Product Code : JA-DEECP-1179
Apparatus for studying a decimal to BCD encoder and a BCD to 7-segment decoder: one active decimal input (0-9) is encoded to 4-bit BCD (8421), and the BCD code is decoded to the a-g segment pattern.
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Digital Trainer to study and verify truth tables of Flip Flops
Product Code : JA-DEECP-1180
Digital trainer for studying and verifying the truth tables of RS, D type, T type, JK and JK master-slave flip-flops using TTL ICs; inputs, indicators and supply details are confirmed on the quotation.
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Digital Trainer to study RS Type JK & T Type flip-flop
Product Code : JA-DEECP-1181
Digital trainer for studying RS, JK and T type flip-flops (the product data also lists D type) built from NAND gates; inputs, indicators and supply details are confirmed on the quotation.
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Study and Verify Truth tables of RS D Type flip flop using NAND Gates
Product Code : JA-DEECP-1182
Apparatus for verifying the truth tables of RS and D type flip-flops built from NAND gates: cross-coupled NAND gates for the RS stage and a NAND-based RS stage with a single D input for the D type.
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Study Verify Truth tables of JK & JK Master Slave flip flop
Product Code : JA-DEECP-1183
Apparatus for verifying the truth tables of JK and JK master-slave flip-flops using IC 7472 and IC 7476; supply, switch and indicator details are confirmed on the quotation.
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Study of 8-1 line four input and one output Multiplexer using IC 74153
Product Code : JA-DEECP-1184
Multiplexer apparatus using IC 74153, a dual 4-line to 1-line multiplexer with two select lines shared by both sections and an active-low strobe input on each; supply and indicator details are confirmed on the quotation.
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Study of 2-1 Multiplexer using AND, OR & NOT Gates
Product Code : JA-DEECP-1185
Apparatus for a 2-to-1 line multiplexer built from AND, OR and NOT gates: the select line S routes data input I0 (S = 0) or I1 (S = 1) to a common output, Y = (NOT S)I0 + S.I1.
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Study of 16-1 Sixteen input and one output Multiplexer using IC-74150
Product Code : JA-DEECP-1186
Apparatus for the operation of a 16-to-1 line multiplexer using TTL IC 74150: sixteen data inputs D0 to D15, four select lines S0 to S3, one active-low output W and an active-low strobe input.
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Study of One input and Four output Demultiplexer using IC 74155
Product Code : JA-DEECP-1187
Apparatus for a one input, four output demultiplexer using IC 74155: built-in power supply, four SPDT switches for logic 1 and 0, four output indicators, circuit diagram printed on the front panel with connections at sockets.
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Study of 4-16 One input and Sixteen output Demultiplexer using IC 74154
Product Code : JA-DEECP-1188
Apparatus for a 4-to-16 line demultiplexer using TTL IC 74154: four binary-weighted address inputs A0 to A3, sixteen mutually exclusive outputs Y0 to Y15, one enable input used as the data input.
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Study of RAM Random Access Memory Circuit
Product Code : JA-DEECP-1189
Apparatus for studying and verifying the truth table of a RAM circuit using IC 7489 (64-bit, 16 words x 4 bits): built-in 5 V DC supply, ten SPDT logic inputs, four LED output indicators, connections at front-panel sockets.
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Analog and Digital Trainer Bread Board Type
Product Code : JA-DEECP-1190
Breadboard-type analog and digital trainer: six variable resistors, regulated +/-5 V, variable +/-15 V and fixed +/-15 V DC supplies, function generator 1 Hz to 250 kHz, clock pulse, logic inputs and output indicators, two breadboards.
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Logic Gate Circuit Trainer and Digital Computer-II [Bread Board Model]
Product Code : JA-DEECP-1191
Breadboard logic gate circuit trainer: 5 V 1 A and +/-15 V 150 mA regulated supplies, ten SPDT logic inputs with LEDs, 1 Hz clock, ten output indicators and three seven-segment displays; for gates, flip-flops, counters and more.
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Logic Gate Circuit Trainer using TTL IC
Product Code : JA-DEECP-1192
TTL logic gate circuit trainer with ten debounced logic inputs, ten red LED outputs, a 1 Hz clock and a 5 V 1 A regulated supply with short-circuit and overload protection; ICs enclosed, connections at front-panel sockets.
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To Verify Switch Debouncer
Product Code : JA-DEECP-1193
Apparatus to verify a switch debouncer using IC 7400 (quad 2-input NAND): one SPDT switch as the mechanical input, two output LEDs for the debounced outputs and sockets for measuring the output voltage.
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To Measure the Clock Pulse IC 7400
Product Code : JA-DEECP-1194
Apparatus to generate and measure a clock pulse with IC 7400 NAND gates: one input switch, one output LED showing the clock pulse and a terminal for measuring the clock pulse frequency.
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Analog to Digital A and D Converter
Product Code : JA-DEECP-1195
Apparatus for analog to digital and digital to analog conversion by the R-2R network and successive approximation methods: regulated 5 V 100 mA, 0-10 V 200 mA and +15 V 250 mA supplies, built-in voltmeter, four SPDT switches.
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Digital to Analog D and A Convertor using R-2R Network
Product Code : JA-DEECP-1196
Apparatus for studying a digital to analog converter using an R-2R resistor ladder network: regulated 5 V 150 mA and 15 V 150 mA supplies, built-in voltmeter, SPDT switch input for logic 1 and 0, one output indicator.
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Digital to Analog D and A Converter using Weighted Register Network
Product Code : JA-DEECP-1197
Apparatus for a digital to analog converter using a binary-weighted resistor network: regulated 5 V 150 mA and +15 V 150 mA supplies, built-in voltmeter, four SPDT switches for logic 1 and 0, one output indicator.
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Pulse Amplitude Modulation and Demodulation
Product Code : JA-TKFCL-1201
Apparatus for pulse amplitude modulation and demodulation with an internally connected IC-regulated +/-9 V DC 100 mA supply; mains 230 V +/-10%, 50 Hz; about 3 kg; W 340 x H 125 x D 210 mm.
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Pulse Position Modulation and Demodulation
Product Code : JA-TKFCL-1202
Apparatus for pulse position modulation and demodulation: IC 555 based 10 kHz RF oscillator, 100 Hz sine wave AF oscillator, 5 V DC 150 mA regulated supply, printed circuit with supplies and components at 4 mm sockets.
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Dual Power Supply and plusmn;0-30 Volt 1 Amp
Product Code : JA-PSAT-1215
Dual DC power supply for transistor and IC experiments: 0-30 V at 1 A positive and 0-30 V at 1 A negative, +/-0.1% line and load stabilisation, four built-in meters, 220 V 50 Hz mains.
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Dual Power Supply &pl15 Volt 500mA
Product Code : JA-PSAT-1216
Dual power supply with 0-15 V positive and 0-15 V negative outputs, continuously variable at 500 mA, plus a fixed +5 V 400 mA output; +/-0.1% regulation, short-circuit protection and overload current limiting, two meters, 220 V 50 Hz.
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Self and Mutual Inductance Coils
Product Code : JA-SI-8024
Self and mutual inductance coils: standard model with a 3000-turn primary and secondaries of 1000, 2000 and 3000 turns; smaller versions with a 500-turn primary on wooden bobbins are also listed.
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Electrical Vibrator
Product Code : JA-SI-8026
Electrical vibrator: a longitudinally magnetised thin steel rod clamped at one end passes through a small solenoid fed from AC mains through a lamp resistance; horseshoe magnet, adjustable length, wooden base with pulley, pan and cord.
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Spare Pencil Jockey
Product Code : JA-SI-8027
Spare pencil jockey for Wheatstone bridge and potentiometer experiments, supplied by JaincoLab: large, easy-to-handle Bakelite moulded handle, brass plated contact, locating notch and heavy lock-type brass plated terminal; lead not included.
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Spare Lead
Product Code : JA-SI-8029
Spare lead for connecting a pencil jockey to a potentiometer or Wheatstone bridge: heavy wire, 1.5 m long, with U-shape brass clips at both ends.
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Fixed Voltage Stabilized Power Supply
Product Code : JA-SI-8032
Fixed voltage stabilised power supply giving 2 V at 200 mA, supplied with leads, for meter bridge and similar resistance experiments.
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Temperature Co-efficient Resistance Coil
Product Code : JA-SI-8034
Temperature coefficient of resistance coil: enamelled copper wire of about 7-10 ohm on an insulating frame, copper leads with terminals, in a borosilicate glass tube for paraffin oil; stopper drilled for a thermometer; tube about 100 x 25 mm.
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Portable Wheatstone Bridge
Product Code : JA-SI-8037
Portable Wheatstone bridge: 4 decades (10 x 1, 10 x 10, 10 x 100, 10 x 1000 ohm), 7 range multipliers, 0.001 ohm to 11.1 megohm, built-in 4.5 V battery and galvanometer, overall accuracy better than +/-0.1%.
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Portable Wheatstone Bridge with Loop Test
Product Code : JA-SI-8040
Portable Wheatstone bridge with Murray and Varley loop test facility: 7 multiplying factors for resistance and Varley loop tests, 3 additional factors (10M, 100M, 1000M) for Murray loop tests, conductance test switching.
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Conductivity bridge Dip Type
Product Code : JA-SI-8041
Dip-type conductivity item listed as a Hamburger coil with platinum electrode for use with a conductivity bridge; cell constant and dimensions are confirmed on the quotation.
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Self Inductance Bridge
Product Code : JA-SI-8044
Self inductance bridge, also usable as a Wheatstone bridge: ratio arm of two dials (1, 10, 100, 1000 ohm), resistance arm of three decade dials (0.1, 1, 10), slide wire in 170 parts, 0.17 ohm series slide resistance, double key.
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Industrial Double Bridge
Product Code : JA-SI-8046
Industrial double bridge for low resistance, 2 micro-ohm to 11 ohm: ten 0.01 ohm manganin coils plus a 500-division slide wire, 5 multiplying ratios, current up to 10 A intermittent, accuracy +/-0.5% at 5-10 A, teak wood box.
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Conductivity attachment
Product Code : JA-SI-8051
Conductivity attachment for holding wire, rod and strip specimens between potential points 50 cm apart, with separate current and potential terminals; takes specimens from 1/2 inch diameter rod down to 42 SWG wire.
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Double Portable Bridge
Product Code : JA-SI-8052
Double portable bridge for 0.00001 ohm to 110 ohm: ratio dial (100, 10, 1, 0.01), 1 ohm main dial in 0.1 ohm steps, 0.1 ohm circular scale in 0.001 ohm steps, inbuilt galvanometer, double point press key, four terminals.
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Special Water Bath
Product Code : JA-SI-8055
Special water bath with a brass reservoir that holds a 100 ml borosilicate glass beaker (supplied); used to provide hot water, mustard oil or silicone oil for experiments with electrical and electronic instruments.
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Copper Constantan Thermocouple
Product Code : JA-SI-8058
Copper constantan thermocouple junction with two terminals, mounted on a Bakelite strip and fitted on a stand, for thermo-emf experiments.
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Steam Boiler Element
Product Code : JA-SI-8060
Steam boiler of 2 to 3 litre capacity fitted with a heating element, for use with the Callendar and Griffiths bridge.
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Callender & Griffith Bridge
Product Code : JA-SI-8063
Three-in-one bridge working as a Carey Foster bridge, potentiometer and Callendar and Griffiths bridge: 14 coils of 1 ohm in series in dials, 50 cm slide wire of 1 ohm in 100 parts, jockey sliding on a brass rod.
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Self Inductance Anderson Bridge
Product Code : JA-SI-8065
Anderson bridge for self inductance: 1 kHz sine source with amplitude lamp, built-in digital null detector, R1 three-decade (x1, x10, x100 ohm), M three-decade (x10, x100, x1000 ohm), C decade x0.01 mfd, R2-R4 fixed 1 k ohm, four unknowns.
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Wein Series Resistance Bridge
Product Code : JA-SI-8069
Wien series resistance bridge: 1 kHz sine source with amplitude lamp, built-in digital null detector (small speaker optional), R2 two-decade x10 and x100, R1, R3 and R4 decade x100, five unknowns on a rotary switch, 4 mm sockets.
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Frequency Wein Bridge
Product Code : JA-SI-8071
Wien bridge for measuring frequency: C1 and C2 decade dials of 0.1 mfd, R3 ratio dial (1, 10, 100, 1000), R4 ratio dial (2, 20, 200, 2000), R1 and R2 mechanically coupled (x10, x100, x1000 ohm), digital null detector, 4 mm sockets.
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Maxwell Inductance Bridge
Product Code : JA-SI-8073
Maxwell inductance bridge: 1 kHz sine source with amplitude lamp, built-in digital null detector, R3 and R4 two-decade (x10, x100 ohm), L2 decade x10 mH, R2 decade x1 ohm, four unknown inductances, 4 mm sockets.
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Schering Bridge
Product Code : JA-SI-8080
Schering bridge: 1 kHz sine source with amplitude lamp, built-in digital null detector, R1 and R2 ratio dials (1-1000 ohm), R decade x1 ohm, C1 two-decade (x0.001 and x0.01 mfd), C2 fixed 0.001 mfd, five switched unknowns.
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Bridge Oscillator
Product Code : JA-SI-8081
Bridge oscillator of the Wien bridge type built with an operational amplifier: pure sine wave output, 0-10 V RMS continuously variable, fixed frequency 1 kHz; used as the AC source for four-arm bridges.
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Null Detector
Product Code : JA-SI-8083
Null detector for AC bridge experiments: a solid-state amplifier with a meter-indicating output stage, housed in a Duco-painted metal cabinet with an aluminium front panel; used in place of a head phone.
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Fixed Condenser Boxes
Product Code : JA-SI-8085
Fixed condenser boxes with two 4 mm socket terminals: 0.01 to 2 mfd paper polyester capacitors at 250 V working, 5 to 40 mfd electrolytic capacitors at 350 V working, mounted on a plastic plate in a sturdy case.
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Four Dial Condenser Box
Product Code : JA-SI-8089
Four dial condenser box with decades of 10 x 0.001, 10 x 0.01, 10 x 0.1 and 10 x 1 mfd for setting a variable capacitance in AC bridge and circuit experiments; two-dial and three-dial versions are also listed.
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Fixed Inductance Boxes
Product Code : JA-SI-8090
Fixed inductance boxes with air-cored inductance coils in a sturdy bakelite case; accuracy +/-2.5% at a frequency of 1000 cycles per second, for AC bridge and inductance experiments.
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Resistance Box Constantan & Manganin
Product Code : JA-SI-8096
Decade resistance box with eleven-position switches, phosphor-bronze moving contacts and a bakelite panel in a polished teak wood box; non-inductively wound, varnished and aged coils in manganin (Grade A) or constantan (Grade B) wire.
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Resistance Substitution Box
Product Code : JA-SI-8097
Resistance substitution box with 12 radio-type resistors of standard preferred values from 100 ohms to 470 kilo-ohms in steps of about 1:2, selected by a rotary switch, with 4 mm socket connection.
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Economical Resistance Box Dial Type
Product Code : JA-SI-8100
Dial-type decade resistance box using high-stability 1% metal film resistance elements, suitable for AC or DC use, with the decades connected in series in two-dial, three-dial or four-dial versions.
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Standard Cell
Product Code : JA-SI-8103
Standard cell housed in a small steel cabinet, giving an e.m.f. of 1.0816 volts, accurate between 10 C and 40 C; a stable voltage reference for standardising potentiometers and instruments.
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Resistance P.O. Box
Product Code : JA-SI-8106
Post Office pattern resistance box built on a 12 mm thick rectangular brass block, with coils wound in constantan wire; listed accuracy +0.1%. Used for Wheatstone bridge measurement of unknown resistance.
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Resistance P.O. Box 4
Product Code : JA-SI-8109
Post Office pattern resistance box with 14 mm thick rectangular brass blocks in both columns and a listed accuracy of +/-0.02% to 0.005%; P.O. Box 3 and P.O. Box 4 versions with manganin coils are listed.
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Potentiometer with Pencil Jockey
Product Code : JA-SI-8111
Four-wire potentiometer: 24 SWG constantan wires 1 m long clamped under screw-fitted 18 SWG brass strips, lock-type brass terminals, 18 mm ply board with mica top, two metre scales; 1.12 m x 100 x 50 mm; pencil jockey, leads and manual.
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Potentiometer with Spring Type Press Jockey
Product Code : JA-SI-8112
Potentiometer fitted with a spring-type brass sliding jockey in place of a pencil jockey, an overlapping Perspex pointer for the raised scale and a pulley arrangement to tighten the wires; 4 wire and 10 wire versions.
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Potentiometer Single wire
Product Code : JA-SI-8117
Single wire potentiometer: 0.56 mm constantan wire stretched along a metre scale in millimetres and centimetres, clamped to plated brass end plates with heavy-duty brass terminals, on an 18 mm laminated board; pencil jockey and lead.
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Stabilized Power Supply
Product Code : JA-SI-8119
Solid-state regulated power supply, variable from 0 to 5 V at 1 A, designed as the driving supply for potentiometer experiments; supplied with leads.
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Potentiometer Dial Pattern
Product Code : JA-SI-8121
Dial pattern potentiometer with 10, 14 or 22 coils on a rotary dial plus a 50 cm slide wire divided into 500 parts, a thick knife-edge jockey and panel terminals for battery, galvanometer and test circuits.
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Crompton Potentiometer
Product Code : JA-SI-8122
Crompton potentiometer working at a current of about 125 mA, with coarse and fine rheostats, slide wire divisions of 0.5 mV (500 microvolts), panel terminals for a 2 V battery, galvanometer and standard cell, and built-in self-standardisation.
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Volt Ratio Box
Product Code : JA-SI-8124
Volt ratio box for extending the range of a Crompton potentiometer, with tapping points in multiples of 1.5 V: ranges 1.5, 15, 30, 150, 300 and 750 V, 37,500 ohms, +0.02%. A 1.5-300 V, 15,000 ohm version is also listed.
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Calibration of Voltmeter & Ammeter
Product Code : JA-SI-8126
Compact electronic unit for standardising a DC potentiometer and calibrating a voltmeter and ammeter with it: three DPMs (V, A and galvanometer), in-built standard cell, in-built 0-12 V DC 1 A supply, panel circuit diagram, leads.
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P.O. Box Ratio Constantan Coil
Product Code : JA-SI-8134
P.O. box ratio with 14 mm thick rectangular brass blocks and coils wound in constantan wire, accuracy within +/-0.1%; P.O. Box Ratio 3 and P.O. Box Ratio 4 versions (14 mm) are listed with the same specification.
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P.O. Box Ratio Manganin Coil
Product Code : JA-SI-8135
P.O. box ratio with manganin-wound coils and 14 mm thick rectangular brass blocks in both columns; listed accuracy +/-0.02% to 0.005%; P.O. Box Ratio 3 and Ratio 4 manganin-coil versions.
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Rheostat Single Tube
Product Code : JA-SI-8140
Single tube rheostat: heavily oxidised resistance wire on a vitreous enamelled steel tube, winding locked with ceramic cement, enamelled die-cast end stands and socket terminals for rheostat or potentiometer connection; 4.4 cm and 5.6 cm versions.
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Groove Type Rheostat Tube
Product Code : JA-SI-8143
Rheostat with bare Eureka wire wound on a thick-wall porcelain or cement pipe with a deeply grooved surface for convection cooling; a brass slider with two large-area copper brushes runs the full length.
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Higher Range Rheostat
Product Code : JA-SI-8145
Higher range rheostat with Kanthal resistance wire on a thick-wall porcelain or cement pipe with a deeply grooved surface for convection cooling; brass slider with two large-area copper brushes along the full length.
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Potentiometer Wire
Product Code : JA-SI-8146
3 watt wire-wound potentiometer fitted in a moulded plastic casing with a knob on top for varying the resistance, three 4 mm sockets for potential-divider connection and calibration printed on the cover plate.
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Variac Single & Three Phase
Product Code : JA-SI-8148
Variable voltage autotransformer in a vented metal box: knob with calibrated dial, output 0-240 V (line) or 0-270 V (over-voltage connection) on 4 mm sockets and a 3-pin 15 A socket, On/Off indicator, slow-blow fuse; single or three phase.
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Rheostat Bank Single Phase
Product Code : JA-SI-8150
Rheostat bank rated 250 V AC 50 Hz: nickel-copper or nickel-chrome windings on porcelain tubes, inverted screw terminals, sheet metal box on an angle-iron frame with perforated cover, ventilated on all sides; 415 V three-phase version listed.
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Lamp Load Single Phase
Product Code : JA-SI-8155
Trolley-type single-phase lamp load supplied without lamps, switched in steps of 200 W each, with a loading capacity of 4 kW or 6 kW, for applying resistive load in electrical machines and transformer testing.
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Moisture Meter For Wood
Product Code : JA-SI-8161
Direct-reading moisture meter for timber, pulp and cotton wood: range 8-32%, accuracy +/-0.5%, 2-pin probe, one battery cell, test procedure printed on the panel; 27 x 14 x 13 cm; supplied with probe and battery.
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Humidity And Temperature Control Cabinet
Product Code : JA-SI-6497
Cabinet for quality control tests under controlled temperature and humidity: stainless steel inner chamber and trays, powder-coated mild steel outer on castor wheels, mineral wool insulation, adjustable shelves, air circulation fan.
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Environmental Chamber (Cooled Humidity Chamber)
Product Code : JA-SI-6498
Cooled humidity chamber for QC testing: 5-60 C +/-1 C by microprocessor PID controller, ambient to 95% +/-3% RH by steam injection, SS inner, PUF insulation, sealed compressor; 171, 276 or 336 litres.
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Plant Growth Chamber
Product Code : JA-SI-6499
Plant growth chamber: 5-50 C +/-2 C digital control, compressor cooling, humidity ambient to 95% +/-3% RH by humidistat, cyclic lighting on a 0-24 h timer with adjustable intensity, three shelves; 10, 20, 30 or 45 cu ft.
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Water Bath Rectangular Single Wall
Product Code : JA-SI-6501
Rectangular single-wall water bath of 20 SWG argon-arc-welded stainless steel, SS lid with 75 mm holes and concentric rings, auto-cut heating element against dry running, water inlet and outlet tubes; 220/230 V AC.
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High Precision Water Bath
Product Code : JA-SI-6502
Double-walled water bath with SS inner chamber and powder-coated MS outer body, glass wool insulation, ambient +5 C to 100 C at +/-0.5 C by digital controller, FHP stirrer with speed regulator, front viewing window.
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Oil Bath High Temperature
Product Code : JA-SI-6504
Double-walled oil bath with SS inner chamber, enamel-painted MS outer body and glass wool insulation; 50 C to 250 C, +/-2 C, by hydraulic capillary thermostat (EGO/JUMO) with digital indicator-controller; variable speed stirring.
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Tissue Culture Hood
Product Code : JA-SI-6507
Tissue culture hood giving a circulation-free working area for sterile work such as culture growth, tissue staining and virus harvesting: thick SS table top, transparent plexiglass front door, UV germicidal and fluorescent lights.
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Inoculation Chamber
Product Code : JA-SI-6508
Enclosed inoculation chamber for sterile microbiological handling: plyboard top and bottom, plywood back, painted inner chamber, thick front glass window, round hand-access openings and side window, fluorescent and UV germicidal tubes.
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Reverse Osmosis Unit
Product Code : JA-SI-6509
Five-stage reverse osmosis water purification unit that removes 80-90% of the dissolved salts in raw water, recommended where the raw water supply to the laboratory is high in salts.
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Kjeldahl Combined Digestion And Distillation Unit
Product Code : JA-SI-6513
Kjeldahl combined digestion and distillation unit: mantle-type heating platforms, 200 W per test position, individual energy regulators, MS tubular stand, condenser rack, fume duct and hangers; with or without glass parts; 220/230 V AC.
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Kjeldahl Dry Block Digester
Product Code : JA-SI-6514
Kjeldahl dry block digester: machined cast aluminium alloy block heated evenly from below, ambient +5 C to 450 C at +/-2 C by digital controller, epoxy-coated MS body, side control unit; tubes and racks not included.
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Crude Fibre Estimation Unit
Product Code : JA-SI-6517
Six-position crude fibre estimation unit: heating box with 6 hot plates, each with energy regulator and neon lamp, adjustable rods, clamp and boss heads and rubber tubing; supplied with 6 x 1000 ml tall-form beakers and 6 condensers.
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Melting Point Apparatus
Product Code : JA-SI-6518
Capillary melting point apparatus: metallic heating block for 3 capillary tubes and a stem thermometer, up to 350 C, energy-regulated heating, shadow-less lamp and focusable magnifier, cast aluminium casing; thermometer and capillaries not included.
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Digital Melting Point Apparatus
Product Code : JA-SI-6519
Digital melting point apparatus with a cylindrical silicone oil bath and built-in magnetic stirrer, electronic heating-rate and stirrer-speed control, PT-100 sensor, 3-digit LED display with hold, and adjustable glare-free back light.
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Ultra Violet Fluorescence Inspection Cabinet
Product Code : JA-SI-6520
Viewing cabinet for inspecting test objects, chromatography plates and samples under long-wave 365 nm or short-wave 254 nm UV tubes, with a separate fluorescent tube for daylight viewing; three tubes supplied; 220/230 V AC.
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Vortex Shaker (Test Tube Shaker)
Product Code : JA-SI-6522
Vortex test tube shaker: enamel-finished motor housing with an eccentric drive to a rubber buffer on top, agitation set by how the tube is held against the buffer, thyristor speed control; 220/230 V AC.
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Rotary Shaker (VDRL Rotator)
Product Code : JA-SI-6523
Rotary shaker (VDRL rotator) with a 300 x 300 mm tray platform for cavity slides, bottles and flasks, up to 180 RPM, epoxy-coated MS body, 220/230 V AC; automatic 0-60 minute timer optional.
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Tissue Homogenizer
Product Code : JA-SI-6524
Tissue homogenizer: stainless steel rod with Teflon, replaceable borosilicate glass grinding vessel (10 to 100 ml), 1/20 HP 4000 RPM motor with speed regulator, 8 x 325 mm rod in a drill chuck, height-adjustable cast-iron base.
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Ultrasonic Cleaning Bath
Product Code : JA-SI-6525
Microprocessor ultrasonic cleaning bath with digital timer, automatic frequency tuning at 33 +/-3 kHz and auto degassing; stainless steel tank and housing with drain valve; supplied with basket.
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Rotary Flask Shaker
Product Code : JA-SI-6526
Table-top rotary flask shaker for 50 to 1000 ml Erlenmeyer flasks: rubber discs on ball-bearing crank shafts give orbital motion of about 50 mm, V-belt drive, angle-iron frame, speed controller; RPM counter and timer optional.
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Kahn Reciprocating Shaking Machine
Product Code : JA-SI-6527
Kahn reciprocating shaking machine with a shaking rack whose compartments adjust for Kahn racks, bottles or flasks; variable electronic speed regulator up to 250 RPM; 220/230 V AC; RPM counter and 0-60 minute timer optional.
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Wrist Action Shaking Machine
Product Code : JA-SI-6528
Wrist action shaking machine on a heavy cast-iron base with two side arms holding flasks of 100 to 1000 ml, driven by a variable-speed heavy-duty FHP motor; 220/230 V AC with cord and plug; 0-60 minute timer optional.
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Test Tube Rotator (Slow Speed)
Product Code : JA-SI-6529
Slow-speed test tube rotator: cast aluminium base, MS sheet body, angle adjustable from horizontal to vertical, 5 to 50 RPM, rotating discs for tubes of 10 to 30 mm diameter, fitted with a timer.
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Test Tube Roller (Blood Sample Mixer)
Product Code : JA-SI-6530
Test tube roller (blood sample mixer) with four PVC rolls that rock and roll closed tubes for gentle, thorough mixing of blood samples and cell suspensions; takes tubes of various sizes; compact design.
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Flocculator Jar Testing Apparatus
Product Code : JA-SI-6531
Flocculator for jar tests that estimate alum and coagulant dosing for water and sewage treatment: 1/20 HP geared variable-speed motor, 10-100 RPM, SS stirrers with adjustable depth, illuminated base; beakers not included.
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Rotary Vacuum Pump
Product Code : JA-SI-6533
Compact cast rotary vacuum pump for laboratory filtration, distillation and general vacuum work: 0.25 HP motor with V-belt drive at 400 RPM, heavy steel base plate and a standard belt guard.
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Hand Vacuum Pump with Pressure Gauge
Product Code : JA-SI-6534
Lightweight plastic hand vacuum pump with attached gauge for light-duty vacuum filtration and liquid transfer: about 15 ml per stroke, vacuum up to 50 mm Hg as listed, elastic release valve, 1/4 inch ID air line supplied.
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Automatic Pipette Washer
Product Code : JA-SI-6535
Automatic pipette washer working on the siphon principle with a continuous flow of water: stainless steel washing cylinder and body, removable SS pipette holder, pipettes up to 375 mm long.
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Filter Holder, Stainless Steel
Product Code : JA-SI-6536
Stainless steel filter holder for 47 mm diameter membrane filters, supplied complete with a 1000 ml filter flask for vacuum filtration.
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Sterility Test Unit
Product Code : JA-SI-6537
Manifold membrane filtration unit for sterility testing: SS holders for 47 mm membranes, silicone tubing and glass stopcocks to flushing outlets, 12.5 sq cm filtration area, 250 ml holding capacity; used with a vacuum pump and trap flask.
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Glass Bead Sterilizer
Product Code : JA-SI-6538
Compact, steam-free glass bead sterilizer for small instruments: clear glass beads heated to 240 C, listed exposure time 5 to 15 seconds, insulated so the outer cover stays cool, low power use.
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Laboratory Jack
Product Code : JA-SI-6539
Scissor-action laboratory jack with a steel screw, large plastic hand wheel and anodised aluminium top and bottom plates, for setting glassware and equipment at an exact height; pre-tapped hole for an optional support rod.
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Micro Kjeldahl Distillation Unit
Product Code : JA-SI-6541
Micro Kjeldahl nitrogen distillation unit with steam generation flask, six glass receivers and a 100 ml flask, for use with 30, 50 and 100 ml micro digestion flasks; stove-enamelled MS housing, MS stand with hangers; 220/230 V AC.
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Water De-ionizer Double Bed
Product Code : JA-SI-6542
Double bed water de-ionizer: raw water passes through a cation resin bed, which turns dissolved salts into acids, then an anion resin bed, which removes the acids, giving demineralised water for the laboratory.
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Water De-ionizer Four Bed
Product Code : JA-SI-6543
Four bed ion-exchange water de-ionizer supplied by JaincoLab: rubber-lined steel tanks, modular construction, programmable purge before regeneration and PLC control; recirculation pumps and brine kill optional.
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Water Distillation Table Metal
Product Code : JA-SI-6544
Table-mounted water distillation unit with a metal body, producing distilled water for laboratory use; distillation removes minerals and micro-organisms and reduces chemical contaminants.
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Water Distillation Unit Glass
Product Code : JA-SI-6545
All-glass water distillation unit producing distilled water for laboratory use; distillation removes minerals and micro-organisms and can reduce chemical contaminants in the feed water.
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Water Distillation Unit Quartz
Product Code : JA-SI-6546
Compact quartz water distillation unit with a demountable boiler for easy servicing, giving high-purity, low-conductivity, pyrogen-free distillate as listed; dual safety cut-out optional.
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Water Distillation Wall Metal
Product Code : JA-SI-6547
Wall-mounted metal water still: a heating element boils the water, the vapour is condensed and collected in a storage container, and volatile contaminants escape through a built-in vent.
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Mortuary Chamber
Product Code : JA-SI-6548
Mortuary chamber with SS trays 200 x 56 x 8 cm on SS U-rails, painted MS outer chamber, -5 C or -20 C to ambient by digital controller, built-in stabiliser and defrost, lockable door with gasket; 1 to 6 body models; 220 V AC.
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Walk in Chamber
Product Code : JA-SI-6549
Walk-in programmable constant temperature and humidity chamber, supplied by JaincoLab, for testing how products endure dryness, heat, cold and humidity; AC 220 V. Size and control ranges are confirmed on the quotation.
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Piston Cylinder
Product Code : JA-SI-6550
Piston cylinder assembly supplied by JaincoLab as a component for laboratory apparatus; bore, stroke, material and pressure rating are confirmed on the quotation.
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Ultrasonic Homogenizer (Sonicators)
Product Code : JA-SI-6551
Ultrasonic homogenizer (sonicator) supplied by JaincoLab for disrupting cells, bacteria, spores and tissue: sound-abating chamber with clear door, and an access port for cables and tubing for cup tip or continuous-flow use.
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Water Softener
Product Code : JA-SI-6554
Ion-exchange water softener for hard, high-salt raw water; it stops calcium and magnesium sludge building up and is used ahead of quartz and glass water stills to extend their life.
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Overhead Projectors
Product Code : JA-SI-6568
Overhead projector supplied by JaincoLab with a vari-focal 3-element lens, anti-glare Fresnel lens and an A4 projection platform of 285 x 285 mm, in a rust-proof, shock-proof all-ABS body.
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Customized Over Head Projectors
Product Code : JA-SI-6569
Overhead projector supplied by JaincoLab with a single-element 90 mm objective, clear Fresnel lens, 285 x 285 mm A4 platform, sheet metal chassis and twin halogen lamps with an outside-operated lamp quick-changer.
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Lab Over Head Projectors
Product Code : JA-SI-6570
Overhead projector supplied by JaincoLab for classrooms, offices and meeting rooms: ABS body, anti-glare Fresnel lens with bright adjustment, twin halogen lamps with quick changer and a safety interlock.
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Portable Overhead Projector
Product Code : JA-SI-6571
Folding portable overhead projector supplied by JaincoLab: 3-element 280-340 mm vari-focal lens, 1.2-3.2 m throw, hard-coated A4 Fresnel, twin 24 V 250 W or 36 V 400 W halogen lamps; folds to 42 x 32 x 11 cm, 6 kg.
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Slide Projector
Product Code : JA-SI-6572
Slide projector for 35 mm slides supplied by JaincoLab, offered as an automatic magazine projector or as a manually operated model for economical slide presentation.
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Tripod Projection Screen
Product Code : JA-SI-6573
Lightweight tripod projection screen supplied by JaincoLab for classrooms: bright white surface, height adjustment and keystone correction, plastic lock, bracket and a strong tripod stand; opens easily.
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Insta Lock Projection Screen
Product Code : JA-SI-6574
Pull-down Insta Lock projection screen supplied by JaincoLab: matte white fabric with gain listed as 0.8 to 2.2, hangs from two nails on a wall or roof, no bottom nail; sizes 4 ft to 10 ft as listed.
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OHP Projector Trolley
Product Code : JA-SI-6575
Projector trolley supplied by JaincoLab: steel base, two plastic-coated scratch-resistant platforms of 11.5 x 17.5 in and 17.5 x 17.5 in, the larger tilting up to 35 degrees, height adjustable up to 34.5 in.
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Projector Lift
Product Code : JA-SI-6576
Ceiling-mounted projector lift supplied by JaincoLab for classrooms, auditoriums and offices: remote-operated, with wide space for the projector, keeping it stored out of sight until needed.
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Overhead Projectors Low Voltage
Product Code : JA-SI-6577
Low voltage overhead projector supplied by JaincoLab: lightweight metal body, single 24 V 250 W halogen lamp, motorised cooling, rack-and-pinion focusing and intensity control.
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Overhead Projectors Twin-Bulb
Product Code : JA-SI-6578
Twin-bulb overhead projector supplied by JaincoLab with a 250 x 250 mm writing surface and 24 V 250 W bulbs run through a transformer; supplied with a cellophane roll, set square set and six permanent markers.
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Automatic Knife Sharpener
Product Code : JA-SI-6582
Automatic sharpener for microtome knives up to 140 mm: glass honing plate, cam-turned knife for equal strokes on both sides, 0-60 minute timer, plexiglass cover, rubber feet; accessories in a storing cabinet, abrasives extra.
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Hand and Table Microtome
Product Code : JA-SI-6583
Hand-operated bench microtome for cutting thin sections of plant and animal specimens: bench clamp, glass-topped section platform to guide the razor, fine long-thread feed screw and a 75 mm steel razor.
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Precision Rotary Microtome Spencer Type
Product Code : JA-SI-6584
Precision rotary microtome, Spencer type: cam-drive feed from 1 to 50 microns in 1 micron steps, front feed indicator, cast-iron base, swing cover, feed safety device, universal knife and object holders; razor and accessories.
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Rocking Microtome Cambridge Type
Product Code : JA-SI-6585
Cambridge type rocking microtome for soft, wax-embedded tissue: sections 2 to 24 microns in 2 micron steps set by one control, three moving parts, lead screw feed, single-lever stroke; 390 x 200 x 200 mm, 4 kg net.
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Rotary Microtome Erma Type
Product Code : JA-SI-6586
Erma type rotary microtome cutting uniform sections up to 25 microns in 1 micron steps, internal mechanism fully enclosed in a metal cover; supplied with a 120 mm razor, three object holders, honing plate and oil can.
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Precision Microtome (AO Spencer Type)
Product Code : JA-SI-6588
Precision microtome, AO Spencer type: counter-balanced wheel, automatic feed with feed release, serial sections 1 to 50 microns in 1 micron steps, hinged aluminium cover, cast base plate on rubber pads; knife, 6 block holders and honing plate.
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Spectrometer 7
Product Code : JA-SI-6594
Student spectrometer for prism angle, refractive index and wavelength measurements: heavy metal base, grooved prism table, fixed 150 or 175 mm circle, two verniers reading 30 seconds of arc, rack-and-pinion collimator; plywood cabinet.
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Semi-auto Chemistry Analyzer
Product Code : JA-SI-6602
Semi-automatic chemistry analyzer supplied by JaincoLab for turbidimetry tests and chemistry assays in teaching and laboratory settings; offered in several specifications, confirmed on the quotation.
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Urine Chemistry Analyzer
Product Code : JA-SI-6605
Urine chemistry analyzer supplied by JaincoLab: reads 13 strip parameters plus colour and clarity by diffuse reflection with cold light at 45 degrees, 120 samples per hour, wide LCD, thermal printer, 1000-result memory.
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Elisa Reader & Washer
Product Code : JA-SI-6609
ELISA reader and washer supplied by JaincoLab: bichromatic optics with 4 wavelengths, 8-channel fibre optics reading a plate in 5 seconds, touch-screen LCD, 10,000-result memory, plate shaking, 12 tests per plate.
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Humidity Sensors
Product Code : JA-SI-6612
Humidity sensors for measuring the moisture content of air indoors and outdoors, part of the meteorological instruments range for weather stations, field work and laboratories.
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Stevenson Screen
Product Code : JA-SI-6616
Wooden Stevenson screen, small or large, giving a ventilated, shaded enclosure that shields thermometers and other instruments from direct sun and rain while air circulates; made to the buyer specification.
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Sunshine Recorder
Product Code : JA-SI-6617
Sunshine recorder for recording hours of bright sunshine at meteorological stations: the bowl focuses sunlight on a record card; supplied with one year of recording cards and a standard stencilled curve for comparison.
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Temperature Humidity Recorders
Product Code : JA-SI-6618
Temperature and humidity recorder (data logger) supplied by JaincoLab: 8-bit resolution, stores 7943 readings in non-volatile memory that keeps the data if the battery fails, blinking LED to show it is logging.
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