The post explains a schematic design of a versatile, Hi-End work bench power supply whose output voltage and output current can be independently adjusted very finely, with high accuracy and […]
How to Increase Power Rating of Zener Diodes
Generally there are situations wherein a higher power Zener diode is essential and one is not easily accessible. Listed here is a circuit which using a power transistor can easily […]
Loudspeaker Power Indicator Circuit
This circuit will reveal the height level of an input signal placed on a speaker. It is mainly meant as a fool proof device when linked to an amplifier of […]
How To Design Simple Power Supply Circuit
In this post we try to understand how basic power supply circuit works and how to design regulated and unregulated power supply circuits. UNREGULATED POWER SUPPLY A single rail power […]
4.5 V, 6 V, 9 V , 12 V Power Supply Circuit
THIS little power supply supplies a range of switch selectable output controlled voltages from 4.5 to 12 volts, selectable by a switch. The supply provides up to 400 mA and […]
Adjustable Power Resistor Circuit
A serious problems came across when examining power supplies is the availability (or nonavailability) of a suitable load. Generally, the issue is sorted out by a lash-up of resistors which, […]