Varactor diodes are our varicaps of today. This circuit for switching signals in an RF circuit was found in a Radio Electronics magazine from July 1982.
This circuit is from National Semiconductor documentation and employs LM102 operators that are no...
This distortion circuit was found in an American publication from 1970. It can be assembled with...
This circuit consists of a Step-Down converter (voltage reducer) that can provide a 5 A output with...