4 ms·
It's going to be a bit trickier than that, because power is usually distributed as 3-phase, not single-phase. So that's 3 different offsets, depending on which
by NickNameNick 9y ago
It's going to be a bit trickier than that, because power is usually distributed as 3-phase, not single-phase.
So that's 3 different offsets, depending on which phase any given light is wired into.
Plus that's probably going to be slow enough to cause visible flicker.
- hxtk 9y agoHave it trigger on a voltage threshold. 3 phase means you're hitting 0V 6x per cycle so that'd bring the pwm up to 720Hz.