In fact, it is a night light system that automatically turns on the outside lights when it gets dark and turns them off at dawn. The circuit only applies to incandescent lamps.
This circuit was suggested by Linear Technology in a 1980s documentation but can be implemented with...
This circuit is from a publication from the 70s. The tunnel diode is the critical component, and...
This circuit split the voltage of a Power supply allowing it to be used as dual supply. The limit...