This circuit was found in the March 1984 issue of Radio Electronics magazine. The sensor is a transistor. The module is a common type at the time.
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...