This voltage inverter circuit was found in a Mullard transistor manual from 1960. Information on the transformers was given. Transistors are germanium types.
This circuit uses common transistors for a fault indicator that turns on an LED and provides an...
We found this circuit in a 1979 Poptronics. The circuit can be easily assembled with the use of...
Another electronic ignition circuit for cars with positive ground. This circuit is from a Radio...