Ahh, yes. I see the green signal lines pass just to the right of his panels in the photo I sent to you by PM, but I didn't want to post it on the forum without your permission.
It is possible that you might be picking up EMI from his inverters. Some inverters produce more interference than others.
case history:
Would solar panels interfere with attic antenna?
http://www.avsforum.com/forum/25-hdt...c-antenna.html