This voltage inverter uses a small transformer. The circuit was found in the April 1995 issue of Electronics Now magazine. The output current is very low.
This circuit has an LED indication of the timing progress, having been found in an old...
This circuit is from a Radio Electronics magazine from August 1974. It used one of the first...
This charger is powered by the car's 12 V socket, the number of diodes being calculated according to...