Schematic Power Amplifier and Layout

50W Stereo Audio Amplifier circuit using STA505

Electronic circuit diagram Low distortion audio amplifier Using LA4145

3W Audio Amplifier Circuit using TDA7057Q

Vocal ELiminator circuit using TL084 This neat little circuit will remove the vocals

This article is own by Grant Hodgson. . Eagle-eyed readers may have noticed the reference to an ATF-54143 in John G3XDY’s notes on the pre-amplifier testing results at the November Adastral Park round table, published in the March 2002 Newsletter. Here are some more details of this pre-amp which has some rather interesting properties :- […]