On Apr 23, 2008, at 1:07 PM, Herbert Graf wrote: > And of course, LED based lighting almost always work perfectly with > current dimmer solutions. Are you assuming a purely resistive current limiter for the LEDs? While that might be possible sometimes, I doubt that it will be the norm; most LED lamps will probably have dimmer-incompatible power supplies between the wall and the LEDs themselves... BillW -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist