We found this circuit in a 1997 documentation. It can be used in any common 12 V source and has two relays that disconnect the source in the event of a short circuit.
Found in a documentation from the 90's, this circuit uses only one integrated circuit. The...
The main feature of this circuit found in an old American publication is that it is powered by the very...
We found this circuit in a Hands-on Electronics from 1985. The circuit is based on common...