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 makes use of high voltage transistors and can be connected to the 110 V (117 V)...
This circuit triggers a reed relay from an input voltage. The circuit is from a 1980 publication and the...
This simple blinker for incandescent lamp was obtained from an English documentation. The power...