Stuart Halliday wrote: > Surely no one can see a 120Hz flicker anyway? Probably not. I'm very sensitive to 60Hz flicker, and even 72Hz, but 80Hz or above is invisible to me, at least as seen on a computer monitor. _______________________________________________ Aquatic-Plants mailing list Aquatic-Plants at actwin_com http://www.actwin.com/mailman/listinfo/aquatic-plants