https://tardate.blogspot.com/2016/06/littlearduinoprojects205-triac-dimmer.html
Tardate 2016: LittleArduinoProjects#205 Triac Dimmer
A triac is a "bidirectional thyristor" because it conducts in both directions and is typically used in AC applications. The basic behaviou...
tardatelittlearduinoprojectstriacdimmer