Found in an American publication in 1967, this circuit generates pulses for the triggering of a LASER of the time. The circuit receives a signal in the form of a ramp producing a rectangular signal.
The purpose of this circuit is to warn when a door is opened or when left open, feeding a buzzer of...
This dimmer was found in a 1980 publication. The Triac can be any of the TIC series and the...
This interesting circuit allows to obtain symmetrical voltages from a simple battery. Among its...