Insanity said:
Hard to recommend anything without knowing how much you can afford/want to spend and how many channels you'd like/require...
^^^^
Otherwise, the Xone 32 is kinda a logical step up from the PCV-275. You may be able to go the whole hog and grab an Xone 62 off of trademe, they can sell for considerably less then normal retail prices there via Jannsen.