Found in a Radio Electronics store from the 90s, this circuit acts on the alternator. The circuit uses a 2N3055 that must be equipped with a good heat sink.
This 1995 circuit uses an audio amplifier that is no longer common today. However, other...
This is a channel of a stereo amplifier and small power with the LM386 suggested by the Radio...
This 10-minute timer was found in the July 1994 Radio Electronics magazine. The relay must be...