In this circuit the triac conducts when switch S1 is opened. We found it in the October 1987 Radio Electronics magazine. The triac is controlled according to the load.
This circuit is from 2002 documentation, requiring a symmetrical source of 6 to 12 V. The signal...
This circuit is from Linear Technology 2005 documentation. The circuit is based on company...
This power supply that can supply current according to the LEC is suitable for small projects. The LED...