Using the LM170 integrated circuit, this circuit was found in the May 1970 Radio Electronics magazine. The transistor is general-purpose, and the potentiometer adjusts the gain.
This circuit carries a solar source with the ability to follow the sun in its movement. The...
This simple circuit was found in an English magazine that no longer exists, January 1970 issue. This...
This circuit consists of a current regulator that can be used in battery chargers. The...