Originally Posted By: og33
Yeah, it seems to come and go. Used it all day yesterday and had a bit of buzz after it was on for about a half hour but then it went away. Hard to figure. Don't know if it's worth spending a couple hundred bucks for a line filter. I may just put up with the occasional buzz.

Blue Jeans has a Calrad transformer for 25 bucks. I've never used one, but it may be worth a try.
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HT:
990/770
Oppo BD83SE
Pioneer Elite DV-47A
Magnavox HDMR513h DVR/DVD-R
Sony DVD megachangers-2
Sony CD megachangers-2
Monster power centers-2
Sony 48" rear projection SDTV
Roku video player
JVC AL-A158 Turntable
Polk RT-2000s,CS-650,XS-650s,RT80s
LFM-1EX
Hsu VTF-1
12" Velodyne

Family room:
OPPO 970
Sony 32" direct view HDTV
Denon 3801
Rolk RMs