you need big power for Rockport. I heard the Vitus class A stereo amp (50w) and wasn't enough, even in class A/B mode.
There is an Avior user on WBF that has great results with Moon 860av2 which would match the sonic traits you are seeking.
There is an Avior user on WBF that has great results with Moon 860av2 which would match the sonic traits you are seeking.