Hello, I need a simple SCR or TRIAC based heater power control. I have heater of 2kW(220V~) and I want to deliver only 0 to 500W to it. anyone have a idea or link or anything that can help me? I think about optocupler with zero cross unit but I need help about that? thanx in advance -- sincerely, Branko branek@eunet.yu http://solair.eunet.yu/~branek ICQ: 15616778 -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads