just an Ultimate Outlet by PS Audio... honestly, not that big of a sound difference for me. I got some aftermarket powercords also, and couldn't hear much with them either. I'm still pretty new, so I may not be very sensitive. Definitely would be interested in hearing your view of the GNS mods on your Wadia. That's definitely more doable then the signature mod at VAC.
I'm also about to try some RCA grey glass VT 231s. I'll post my impression of these when I get them...
I'm also about to try some RCA grey glass VT 231s. I'll post my impression of these when I get them...