This circuit was found in the February 1970 issue of Radio Electronics magazine. The integrated circuit is a type of the time. It consists of a high-gain differential amplifier.
In the figure we have the transmitter and the receiver for an optical audio link via infrared. The...
This circuit is indicated for applications in alarms generating an intermittent high-power tone in a...
This full wave control with SCRs uses a different solution to avoid using a diode bridge: a pulse...