VASHISHT ENGINNERS Ambala Cantt, Haryana

This is a complete unit comprising of two independent power supplies for base-emitter and collector-emitter junctions. Four meters are provided along with a transistor on the front panel. Input and output characteristic experiments can be performed by making suitable connections of power supplies, meters and transistor. Rugged construction compact unit with self explanatory users manual.

Solar cell characteristic apparatus: the unit comprises of two moving coil meters, solar cell mounted on front panel & light source.

Audio frequency function generator : this is very useful and versatile laboratory instruments with three basic wave forms sine, square and triangular. This is completely i.c. Based with frequency range from 1 hz to 100 khz in five decade ranges. The instrument is housed in a sturdily built steel cabinet.

These are portable and sturdily built with bridge rectifiers and low loss double wound transformers. Designed for safe and reliable source of low voltage d.c. Requirements in the laboratories.