This fuzz distortion circuit was found in old RCA documentation. Equivalent transistors may be used and the input signal must be at least 1 V wide.
The presented logical configuration uses one comparator of the four existing in an LM139 or...
This zero-crossing circuit was found in the 1989 Radio Electronics Experimenter. The Triac must be...
This transformerless low-current power supply circuit was found in the August 1998 issue of...