This power control circuit was found in General Electric documentation from 1969. The table provides the components for different types of loads. The integrated circuit is uncommon today.
Here we show how two 4017s can be cascaded to count above 10. The circuits are driven by a square...
The circuit in the figure represents a typical application of a phototransistor exciting a relay...
This circuit, in fact, what it does is a reactivation of the batteries through a brief pulsating...