This was suggested by Almarg on this forum.
Total cost: $622
Audience Adept Response aR2p power conditioner used, $326
Wiremold UL210BC Power Strip (w/tax, shipping) new, 91.63
Porter Port Audiophile electrical outlet audiogon, new, 44.30
Shunyata Venom Defender AC Line Purifier noise reduction used, 160.50