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.
This circuit was found in an 80's Electronic Engineering. The circuit uses a multivibrator with...
Figure bellow shows how many 40293 can be cascaded. The input CI of the first circuit is grounded. The...
This circuit is from Motorola documentation, but can be implemented with virtually any...