In the figure we have a 9V source using a 5V 7805 regulator. The circuit is from an American documentation from the 90s. The circuit has a 12V input. The maximum current is 1 A.
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...