This power supply circuit has a three-pin voltage regulator IC along with a buffer transistor. This high current 78XX regulator is developed because in its natural form these regulators cannot […]
High Power Headphone Amplifier Circuit
The 1 watt power amplifier described here works like a charm when used as a driver for low-impedance headphones or an active loudspeaker as the output stage of a high-fidelity […]
High Power Temperature Regulator using SCR
The post details a high current, high power temperature regulator circuit using SCRs, which can be used for switching OFF a load at a predetermined temperature level Without the special […]
High Voltage Alarm Circuit
This circuit will raise an audible alarm as soon as the battery voltage goes above a predetermined over voltage limit. The astable section of a high voltage alarm is similar […]
Simplest FM Radio Circuit with High Reception Quality
As far as I know this may be the easiest and high quality FM radio circuit that could be built by any new hobbyist. In addition, this circuit’s FM reception […]
TL783 High-voltage Adjustable Regulator
The IC TL783 is a 3 terminal high voltage regulator that can be used for getting a continuously variable output between 1.25 V to 125 V DC. The device has […]