This converter or inverter uses components that are still common. The transformer is the type found in old tube equipment. The power transistors must be mounted on heat radiators.
Found in a 1964 Electronic Design, this circuit generates 1 A pulses with durations from 100 us to...
This low-current control circuit has a lamp as a load, but can have other types of devices, such...
This circuit was found in an old American optoelectronics manual. The circuit makes use of an...