Found in Popular Electronics from the 90s, this circuit aims to drive a solar panel, constantly changing its position to follow the movement of the sun.
This circuit acts on the dynamic range of an audio signal, which can be useful for recording,...
This is the conventional application of the UCN4202 to control a 12 V stepper motor with current...
Described in the December 1969 Radio Electronics magazine, this circuit is intended to supply the...