Random pixels flicker red or stay red

randallr

New elf
Joined
Sep 3, 2012
Messages
33
Location
Andrews, Texas
I've got a 21k pixel (ws2811 square nodes) matrix with (2) MKII LR boards, in condensed mode. Each string is 500 pixels, zigzag @ 125.
Last year I'd have a couple random pixels stay red at the end of a song, but would cleanup when next song began.
This year there are more frequent, and in dark area of a video that plays, there is a red flicker throughout the dark area.
I run at 50% intensity. Power injection @ multiple points on each string. (64 350w 12v power supplies)
It's on a huge steel structure, 42' tall x 30' wide and I've assume it may be noise.

any ideas?
Randall
 
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