Ed Grochowski's Website
Electronic Project Museum
Stereo 3 Amplifier
Stereo 4 Amplifier
Phono Preamplifier
Genius 2 Computer
Regulated Power Supply
Audio Signal Generator
Ocean Sound Synthesizer
Home Security System

Stereo 3 Amplifier


This was my third stereo amplifier project. I designed and built it in 1986 and it remained in use up until 2000. It is a modest 25 watt/channel integrated amplifier. The circuit topology is a fully complementary bipolar transistor amplifier.