Found in Fairchild documentation from the 90s, this circuit generates signals with the characteristics given next to the diagram. The power supply must be symmetrical.
This circuit works in the opposite form to the previous one and drives a relay as a load. The...
This circuit was originally published in a 1966 book from Spain. The circuit uses a...
This circuit was found in a Modern Electronics from 1990. It activates an old electromechanical pulse counter,...