I beleive the general consensus is at lower volume listening, there is little to be gained by adding an amp, slight improvement in low end slightly better treble etc. but for louder listening you should find a noticeable improvement.

Ken, would you order the UPA 2 already so you can have a definitive answer for these types of questions!!!


Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70