Piezo-Powered Lamp Circuit Schematics

Simple Low Cost 100W Inverter

Here is the circuit diagram of a simple 100 watt inverter using IC CD4047 and MOSFET IRF540. The circuit is simple low cost and can be even ... Baca selengkapnya »

220 Volts Flashing Lamps

Especially designed for Christmas tree lamps Replaces old thermally-activated switches This circuit is intended as a reliable replacement ... Baca selengkapnya »

VU Meter 5 with UAA180

This circuit of measurement of level uses the UAA180 of SIEMENS and a circuit of rectification of precision, round the IC2B. The calibration... Baca selengkapnya »

IR Beam Breaker Schematics

This is an Infrared beam breaking alarm ideal to use in entry or passages.It is based on the working of the popular IR sensor Module TSOP 17... Baca selengkapnya »

Simple Low Power Car Stereo Amplifier

A simple low power car stereo amplifier circuit based on TDA 2003 is shown here. The circuit uses cheap, readily available components and it... Baca selengkapnya »

Small Power Amplifier 8W / 8Ω with TDA 2030

Although the TDA2030 can deliver 20 watts of output power, I deliberately reduced the output power to about 8 watts to supply 10 watt speake... Baca selengkapnya »