This DC-DC converter was found in old RCA documentation. The circuit operates at 15 kHz. The characteristics of the transformers were not indicated.
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...