Found in a Radio Electronics store from the 90s, this circuit is for cars of that era. The circuit uses a 2N3055 that must be equipped with a heat sink.
This circuit with two HT2030s powers 6 LEDs in a decorative flashing system. The circuit is from...
The regulator for TTL source is from the SGS linear integrated circuits manual. The integrated circuit...
The SCR sector of this circuit can be powered by high voltage AC and instead of the LEDs we can...