This circuit is designed to analyze the distortion of an audio signal. We found it in an article in the October 1988 Radio Electronics magazine that teaches how to use it.
The inverter circuit shown in the figure provides a voltage of around 110 V with a rectangular waveform...
This circuit was obtained from a 1967 General Electric manual. The circuit makes use of absolutely...
This circuit was found in a 1980s documentation. Modern general purpose transistors can be used....