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.
This circuit draws one of the three possible guesses of a sports lottery logo: column 1, 2 or the...
We found this circuit in recent English documentation. The frequency is adjusted by the core of...
This circuit allows modulating a laser diode with low frequency signals. The integrated circuit...