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 obtained in a 1960 documentation of General Electric. It is applied in the...
This circuit produces the sound of a motorcycle or an outboard motor. The frequency is adjusted in the...
Another application circuit for the NE567 is shown in the figure. It consists of a decoder for...