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.
This circuit is suitable for instrumentation applications having been found in an old French...
The short-wired circuit is suggested by National Semiconductor in documentation on the LM3909. The power...
The integrated circuit used in this application is a double 741 from SGS. The supply must be...