[RFI] Solar Panel Manufacture Schedules Fix For Solar Panel RFI

[KD7JYK DM09]

"it emphasizes the importance of twisted pair and shielding for all 
wiring carrying noisy current"

Which reminds me, how does this work for AC mains feeding various noisy 
things, such as LED lighting?  Would twisting romex be better, than 
sheathing it in ferrite, or, what about just putting it in conduit?  How 
about twisting, AND conduit, for a 120VAC circuit?

Kurt