Not Moiré effect. LED signs are strobed (or scanned if you prefer) at a fairly high rate. Each LED is lit only for a fraction of the time - usually around a quarter or less of the available time, but at a brighter light. This occurs at about 100+ times per second to eliminate visible flicker...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.