This circuit was found in a 1964 Electronic Design. The transistors are of the time, but can be employed as modern equivalents. The system is for car with contact breaker.
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
This circuit was found in a 1970s American documentation. It can be applied to almost any...
This simple oscillator with two general-purpose transistors has its frequency given by capacitor...