This circuit was found in the June 1996 issue of Electronics Now. Integrated circuits must be equipped with heat sinks, and the maximum current is 1 A.
The purpose of this circuit is to power a small fluorescent lamp from from a 12 V battery. The circuit...
This circuit was found in a 1968’s publication and uses germanium transistors. Equivalents can be...
This circuit generates the busy tone of ordinary telephones. The transistors can be the BC548 and...