This circuit was obtained from Electronics Now magazine, July 1995. The triac depends on the heating element current, and the sensor will determine the adjustment potentiometer.
This simple circuit for an audio link uses a lamp, which has a very poor frequency response, but...
This circuit with a dual power supply generates sinusoidal, triangular and rectangular signals. We found...
This circuit is intended to trigger an alarm when the input voltage exceeds one value and to...