I'm considering getting a new power amp. I've found some good deals on the following amps. What would you pick and give a reason why?
I like a warmer sound. Here's my list-

Mac MC7270
MC2300
MC2205
MC7150

Krell KAV 400xi
KAV 250A

AR 100.2
AR D300

Musical Fidelity A308

Conrad Johnson MV-100

Parasound Halo A21-new