Why do you need 500 Watts? I can think of a number of sub-500 watt amplifiers which would sound magnificent.
Hafler amps often sounded under powered to my ear, if that's how you are basing your needs, Bryston, Parasound, and older CJ amps would totally outperform them with less power.
Best,
E
Hafler amps often sounded under powered to my ear, if that's how you are basing your needs, Bryston, Parasound, and older CJ amps would totally outperform them with less power.
Best,
E