In the figure we have 3 oscillators with logic gates that can be triggered by external logic signals. The circuits were found in the Radio Electronics magazine of April 1987.
In the figure we have the way to make the three-phase control of a motor using opto-diacs. The circuit is...
This circuit was obtained in a 90s Popular Electronics. It is used for tuning on AM radios. The...
We found this circuit in the May 1972 issue of Radio Electronics magazine. Its purpose is to teach...