For not all that much you can get a Monster or APC unit designed for home theater with dedicated outlets offering component specific filtration. It makes a big difference and for a few hundred bux its less expensive then many alternatives.
FWIW I have always found that video displays benefit the most from power conditioning.
You could also try upgrading the cables from the sources to the display or the receiver and then to the dispaly - I doubt that it will fix the problem but it might make a nice small difference once you do...
FWIW I have always found that video displays benefit the most from power conditioning.
You could also try upgrading the cables from the sources to the display or the receiver and then to the dispaly - I doubt that it will fix the problem but it might make a nice small difference once you do...