There are a lot of Rotel guys around here, and a few Halo Parasound owners (Tharkun's system rocks). Also, you may want to consider http://www.outlawaudio.com , there are many happy Outlaw folks around here as wall. What are you currently driving your system with? I have the Denon 2805 AVR and it has plenty of balls for the M60's

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85