This triac synchronized circuit was found in the July 1995 issue of Electronics Now magazine. The triac must be equipped with a heat sink depending on its power rating.
This old slide projector control circuit was found in an 80s Hands On. The circuit uses modern...
In the figure we have a circuit that uses unusual components, being indicated for low frequency...
The sensor of this circuit found in Popular Electronics can be formed by a piece of fabric between two...