This plug-in control was found in General Electric documentation from the 1970s. The SCR can be the TIC106 mounted on a heatsink. The circuit can be changed to the 220 V network.
This circuit is from a 1967 documentation. It consists of a sensor for memories used at the time....
We found this circuit in the November 1992 issue of Radio Electronics magazine. The circuit has...
Found in EEE documentation, this circuit can have the duration and frequency adjusted separately....