The purpose of this 1965 Radio Electronics circuit is to help observe cycloid waveforms on an oscilloscope. The circuit uses only passive components.
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...