This circuit was found in a Popular Electronics from the 80s. It is possible to control a relay from a video signal. The circuit was used in video recorders of the time.
Found in an American publication in 1967, this circuit generates pulses for the triggering of a LASER of...
The maximum current of this circuit is 1.5 A. The circuit has the formulas next to the diagram to...
This biestable vox circuit was found in an old documentation. The circuit makes use of components of...