We found this circuit in the October 1987 Radio Electronics magazine. The circuit uses a 1-to-1 turns ratio pulse transformer to trigger the Triac.
Found in General Electric's 1966 documentation, this circuit uses company reference diodes, which are...
This circuit uses a wire potentiometer, but the current is much more intense in the control thanks...
In the figure we have another application for the LT3518 integrated circuit from Linear Technology...