This circuit can be used as an answering password system in a store, office, or other location. The circuit is from Intersil using components of the time. The circuit is from the 80's.
Found in a 1968 documentation, this small amplifier was very popular at the time being used in...
Found in Electronics now, this circuit generates signals given by the formulas next to the...
The circuit shown can be used to send command pulses from a cogwheel or other sensor placed...