This circuit cuts the audio for a few seconds between words, which allows ads to be detected, since this does not occur in music. The circuit is a from Radio Electronics Experimenter from 1989.
This 12V battery charging circuit automatically shuts off at the end of the charge. The disconnect...
We do not know exactly what sound a flying saucer makes, or if it makes a sound! But this is not...
This simple 1 transistor circuit was found in an American documentation from the 60's. The...