We found this circuit in an old magazine. This is an assisted ignition, where the contact breaker is kept. The circuit uses transistors that are uncommon today. Equivalents can be tested.
This circuit was found in a Radio Electronics from June 1967. The regulator is suitable for power...
This complete video game circuit was found in the May 1978 issue of Radio Electronics magazine. The...
This circuit sequentially drives loads connected to its outputs or even applies the signals to the...