IRVING, TEXAS The Alternistor Quadrac series from Teccor is a triac and a 33- to 43-volt diac trigger mounted in the same package, eliminating the need for snubber networks. “The series is for ac ...

This light dimmer control has active timing capacitor reset or AC line zero-crossing synchronization. The 13 additional components are garden variety and cost less than $2. Performance at the low end ...