This control circuit using a low voltage switch was found in the September 1987 Radio Electronics magazine. The triac must be matched to the load and the mains voltage.
This circuit was found in 1968 General Electric documentation. The circuit uses components from the era...
A rectangular signal can be generated with the figure setting. The values given in the circle...
The circuit we present is suggested by Linear Technologies (www.linear.com) and makes use of an...