This circuit is from a 1980s Signetics documentation but is valid for modern operating. Next to the diagram the formulas for the calculation of the components.
This PWM control circuit was found in an old documentation, but appears elsewhere on this site...
Found in the May 1988 issue of Radio Electronics magazine, this circuit is sensitive to small...
This circuit is intended to manipulate a transmitter (CW) from coded audio signals recorded on a...