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1 Products availableWe offer a complete product range of Self and Mutual Inductance Coils, Standard Cell, Sodium Light complete unit, Resistance Box Plug and Spare Lead
ESCRIPTION :
Has primary coil of 3000 turns and secondary coil of 1000, 2000 and 3000 turns.
DESCRIPTION :
Highly effective when high magnetic strength is required. These magnets will hold their force for a long time. Distance between the poles is 20mm.
DESCRIPTION :
This consists of a specimen of iron in a ring form would with two uniformly spaced coils of wires. Soft iron ring is of dia. 75mm and cross sectional dia. is 9mm. The primary winding consists of 200 turns of insulated copper wire of proper gauge with binding post terminals and secondary winding consists of about 25 turns of fine wire.
DESCRIPTION :
This coil, specially designed for school use is suitable for vacuum tubes and audiometers etc. It is wound with insulated copper wire, has tungsten contacts and on/off reversing switch as communicator. Voltage tested condensers are fitted inside the teak polish wooden box. The top of the wooden box is provided with sunmica and relevant data engraved on the sunmica. Terminals are provided for H.T. output and L.T. input of the coil. Up to 50 mm spark is obtained with 4 to 6 volt D.C. input .
Specifications (Constant Current Generator)
Open Circuit Voltage | 18V |
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Current Range | 0-20mA |
Resolution | 10µA |
Accuracy | ±0.25% of the reading ± digit |
Load Regulation | 0.03% for no load to full load. |
Line Regulation | 0.05% for ±10% of mains changes. |
Specifications(Multi Range Digital Voltmeter)
Range | XI (0-200mV) and X10 (0-2V) |
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Resolution | 100µV at XI Range |
Accuracy | ± 0.1% of reading ± 1 digit |
Impedance | 1 Mohm |
Display | 3½ digit, 7 segment LED (12.5mm) height with auto polarity and decimal indication. |
Power Supply | 220V±10% 50 Hz |
DESCRIPTION :
Design for use Standard , Stable, Voltage Reference Source in applications such as standardization of Potentiometers, Instruments, calibrations, temperature & Voltage measurements & pH testing etc. Housed in a small steel cabinet giving e.m.f of 1.0816 volts 0 accurate between 10 C to 40 C temperature.
DESCRIPTION : Generally this light source is used for above Michelson Interferometer. Supplied with sodium vapour lamp transformer 35 W, sodium vapour lamp 35W & heavy metal box for sodium vapour lamp with electrical fitting. |
DESCRIPTION : Precision quality consisting of 12mm (approx. 1/2) thick rectangular brass block, non inductive, double covered Eureka Constantan wire is wound on bakelite spool, enclosed in a teak wood box. Accuracy 0.1% |
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DESCRIPTION : A compact, fully solid state instrument produces an intense beam of light at a wavelength 635-670nm for red colour. This semiconductor diode laser is mounted in a simple mount. Supplied completely with power supply. Output power 3 - 5 mW |
DESCRIPTION : High quality precision bench suitable for more advanced work. This all Aluminium extruded from a hard aluminium alloy. These aluminium triangular optical bench are ideal for educational & general laboratory application. |
Specifications
Operating Wavelength | 632.8nm (RED) |
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Beam Diameter | 0.8mm |
Beam Divergence | = 1 mrad |
Polarisation | Random (unpolarised) |
Mode | TEMoo |
Output Power Stability | ±2.5% |
Power Input | 220V AC ± 10% , 50Hz |
Min. Operating Life time | 15,000Hrs. |
Shelf Life | 10 years |
Specifications
Operating Wavelength | 632.8nm (RED) |
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Beam Diameter | 0.8mm |
Beam Divergence | = 1 mrad |
Polarisation | Random (unpolarised) |
Mode | TEMoo |
Output Power Stability | ±2.5% |
Power Input | 220V AC ± 10% , 50Hz |
Min. Operating Life time | 15,000Hrs. |
Shelf Life | 10 years |
Details
Cat. No. | Output power | Colour of light | Polarisation |
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1650 (a) | 1mW | Red | Random |
1650 (b) | 2mW | Red | Random |
1650 (c) | 5mW | Red | Random |
1650 (d) | 10mW | Red | Random |
Details
Cat. No. | Output power | Colour of light | Polarisation |
---|---|---|---|
1650 (a) | 1mW | Red | Random |
1650 (b) | 2mW | Red | Random |
1650 (c) | 5mW | Red | Random |
1650 (d) | 10mW | Red | Random |
DESCRIPTION :
Very inexpensive magnetic compass specially suited for tracing the magnetic fields of bar magnet. Each compass has a polished aluminum case and a mounted glass top.
DESCRIPTION : An excellent pair of Alnico Bar Magnets that are exceedingly strong for their size and will resist demagnetizing conditions. North and South poles are permanently inscribed. |
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DESCRIPTION : Suitable for use with Reflecting Galvanometer with rack pinion arrangement workable on220 volts A.c./D.C complete 100pF with scale and its attachment plug and cord. |
DESCRIPTION :
2V, 200mA, Fixed Voltage stabilized power supply. Excellent quality for all types of Meter Bridge experiments. Supplied with leads.
DESCRIPTION :
This Bridge is fully portable with a built in sensitive Galvanometer and a dry battery.
Series Arm:There are 4 decades of 101, 1010, 10100 and 101000 ohms
Range Multipliers:A single rotary switch furnishes 7 range multipliers of X1000, X100, X10, X1, X0.1, X0.01 and X0.001.
Range of measurement:0.001 ohm & 11.1 mega ohm.
Battery:A built-in dry battery of 4.5 volts. There is a provision for using external battery for measuring high resistances.
Galvanometer:Galvanometer of Model MO 65 with sensitivity 10 microamperes/ div. is used.
Push Buttons:Two push buttons for battery and galvanometer are provided.
Accuracy:Both series and ratio coils are adjusted to an accuracy of better than 0.05%. Overall Accuracy of measurements is better than 0.1%.
DESCRIPTION :
Consisting of a superior quality polish wooden box slotted, and carries a glass tube fitted with simple torsion head to support, by means of a silk fibre, a strip holding magnet etc. Complete with one bar magnet and one brass bar. All metal parts are of magnet and one brass bar. All metal parts are manufactured from superior quality brass alloy. Size : 4'
DESCRIPTION :
A coil is wound on each arm of a U shape bar of soft iron. The poles are 10mm in diameter and ends are ground flat to make good magnetic contact with iron armature. It will operate on one or more dry cells.
DESCRIPTION :
It is divided into two parts.(1) Mechanical (2) Optical Mechanical part consists of following itemsa)Bed:Bed is optically ground, Length 250mmb)Lead Screw:Lead screw is optically ground with its nut, length 200 mm Pitch 1 mmc)Optical Mirror Mount:Kinematic mirror mounts are to hold the mirror which be aligned in to orthogonal direction by means of screws provided at the rare of the mount.Optical Parts consist of the following items:a) Beam Splitterb) Compensating plateSize 45mm 32mm 8mm 50mm 35mm 8mmBeam splitter and compensating plates are covered from the same optically worked glass plate
DESCRIPTION :
For determining temperature co-efficient resistance of copper, comprising a coil of fine enameled copper wire of about 7-10 ohms resistance, wound non-conductively on an insulating frame and connected to thick copper wire fitted with terminals. The coil is enclosed in a glass tube of borosilicate glass to contain paraffin oil. The rubber stopper is drilled for a thermometer. Tube size approx. 100mm x25mm dia
DESCRIPTION : It is specially useful for accurate measurements, comparison of wavelengths and examination of hyperfine structure of spectral lines. It is also used for measuring wavelength changes by application of magnetic field. |
DESCRIPTION :
Specially made highly magnetized with accurate brass center with low friction