Pocket size multimeter is self-contained portable test set that measures a wide range of Voltages, Currents and Resistances. This is an indispensable instrument for servicing and maintenance of electronic equipment, radio and television. The meter is so designed and its movement is heavily damped to avoid damage to the meter movement.

Wave Shapes : Sine,Square & Traingular waves selectable by band switch.
Frequency Range : 1 Hz to 220 KHz using fine & coarse controls.
Accuracy : ±3% on all ranges ,
Outputs Impedance: App. 60 Ohms.
Amplitude for sine : 20 V Peak to Peak wave output

Continuously variable voltage auto transformer, protected type. Comprises a torridly wound transformer with a continuously variable output voltage 0 - 260 volts AC. Steplessly under full load. Input 220 to 240 volts AC, 50 Hz. In stout metal case mounted on a metal base with mains cable

4mm Pin, 18mm long spring insert and hard plastic body. Overall lenght of plug 40mm.

ELECTRONICS KITS
Each module is housed in a two part plastic box 90 x 90 x 30 mm and is provided with a circuit diagram on the panel. It has necessary input and output sockets. The socket stacking system allows addition of as many modules as desired, designed to work on 6V d.c.A one-transistor amplifier, may also be used as a squarer, an inverter or NOT gate, a NOR gate and as a pulse generator.

Standard Model Output Voltage/Current

SI 1A 2-12 VDC/3 Amp
SI 12B 2- 12 VDC/4 Amp
SI 12C 2- 12 VDC/5 Amp

ANALOG TO DIGITAL (A/D) CONVERTOR

Objective : To study Analog to Digital & Digital to Analog convertors using R-2R network & Successive Approximation Method.

Features : Instrument comprises of DC Regulated Power Supply 5VDC/150mA, 0-10 VDC/150mA, ± 15VDC/150mA, 1 Voltmeter, 4 SPDT switches provided for selecting logic 1 & logic 0, one output indicators, Circuit diagram printed on the front panel.

ELECTRONICS KITS
Each module is housed in a two part plastic box 90 x 90 x 30 mm and is provided with a circuit diagram on the panel. It has necessary input and output sockets. The socket stacking system allows addition of as many modules as desired, designed to work on 6V d.c.To convert an oscilloscope to double beam operation. Signals supplied to INPUT 1 and INPUT 2 sockets will be displayed as separate traces of the oscilloscope.

 Objective : To trace Hystersis curves on CRO using Resistance, Capacitance & Inductance.

Features :Instrument comprises of AC Power Supply 10-30 VAC, Output selectable using band switch, Circuit diagram for BH Curve Printed, Components connected behind the front panel, provision for connecting external Inductance, Input & Outputs Connections brought out at Sockets.

ELECTRONICS KITS
Each module is housed in a two part plastic box 90 x 90 x 30 mm and is provided with a circuit diagram on the panel. It has necessary input and output sockets. The socket stacking system allows addition of as many modules as desired, designed to work on 6V d.c.Comprises two basic units in bi-stable configuration. A trigger input socket is also provided to allow the bistable to be changed over a continuous train of pulses thus actingas frequency divider.

A general purpose silicon junction diode to show With photo-sensitive resistor mounted on 90 x 90 x 30 mm base. Shows that resistance is inversly proportional to light density.

Objective : To study effect of Positive & Negative Clipping & Clamping on Sine Wave.

Features : Instrument comprises of DC Regulated Power Supply 0-3 VDC/150mA, Two fix Output DC Power Supplies connected in series of Diodes for Positive & Negative clipping, Circuit diagram for Clipping & Clamping Circuit Printed, components placed inside & connections brought out at 4mm Sockets

Objective : To study the Frequency and Waveshape generated by a Colpitt Oscillator

Features : Instrument comprises of 12 V DC Regulated Power Supply, Circuit diagram Printed & components mounted on front panel.

Objective : To study Frequency Response, Input Impedance, Output Impedance & –ve feed back of common base Transistor Amplifier.

Features : Instrument comprises of DC Regulated Power Supply, Circuit diagram is printed, components mounted on the front panel.

Instrument comprises of DC Regulated Power Supply 0-5VDC/150mA, two round meters (One Voltmeter & One Galvanometer), Three set of resistances mounted behind the panel, connections of supplies, Meters & Resistances brought out at 4mm Sockets.

CONVERTION OF GALVANOMETER INTO A CURRENTMETER Instrument comprises of DC Regulated Power Supply 0-5VDC/150mA, two round meters (One milliammeter & One Galvanometer), Three set of Shunts mounted behind the panel, connections of supplies, Meters & Shunts brought out at 4mm Sockets.

DC Regulated Power Supply 1. 0-30V/1.0Amp 2. 0-30V/2.0Amp 3. 0-30V/5.0Amp