Originally Posted by VP Electricity
Taking the foam sheet out can help with detail.
Just installed this exact system twice this week, but with Morel Dotechs instead of Virtus (from the last batch they had). No hiss.
The iPod into the amp(s) sounds fine, so it's not the Virtus tweeter or crossover set up wrong.
Any difference from different sources?
No difference. I specifically tested all the sources possible (CIC hard drive, radio, ipod, DVD) with the volume all the way down to 0 or just muted. The same hiss is present.