The only electronic website that answers to every comment, and addresses all circuit related issues

Simple 150 Watt Amplifier Circuit using Transistors

In this post we learn how to make a simple 150 watt power amplifier circuit using a typical OCL design which ensures cheap layout and use of minimum components, with high reliability.

Audio Record/Playback Circuit using IC ISD1820

The post  explains the functioning of the  IC ISD1820 which is a single chip audio message record/playback chip featuring a 20 second audio recording and storing facility in its internal memory and playing it back through a small 8 ohm speaker whenever required.

OCL Amplifier Explained

In the field of audio amplifiers OCL stands for Output Capacitor-Less Amplifier design.