This is one of the many 555 based car alarm circuits that we have on our website. We found it in a 90’s American documentation. The circuit has double timing.
This circuit was found in an American 1980s documentation. Transistors can be commonly used for...
This circuit is from 2001 documentation but can be adapted to the outlets with the current...
This circuit is from a very old publication, from the 60s. It uses germanium transistors from the...