The figure shows an application of the LM377 in a small inverting stereo amplifier with output powers between 3 and 4 W. The circuit is from a Radio Electronics from April 1990.
This circuit is from 1968 documentation. We can assemble it with more modern components such as a...
Found in a 90s Silicon Chip documentation this circuit is intended to protect a speaker system in...
The UVTRON tube is an ultraviolet radiation sensor. In this circuit from Radio Electronics from...