This flip-flop circuit with general purpose transistors was found in American documentation from the 1980s. The maximum operating speed depends on the transistors. Diodes are commonly used.
The circuit in the Multisim Blue simulation sources a regulated voltage to loads up to 50 mA. The...
This circuit was found in a PC documentation from 1996. It can be used as a shield with modern...
Based on 74HC digital circuits, this circuit generates signals in three phases. The frequency...