This is the receiver circuit for the previous remote control published in the same Radio Electronics magazine of November 1987. The sensor is a common phototransistor.
We found this circuit in the 1982 SGS Linear Integrated Circuits manual. The L78xx is equivalent to 78xx...
We found this circuit in Radio Electronics magazine from October 1962. The article announced the...
This sequential relay actuation system circuit for traffic lights was found in Electronics Now...