how does this amp handle the 80's, vp150 and qs8's?

Enough power?

I've also heard there is a way to use the extra two channel's on the 3805 to bi-amp the front speakers somehow. True? bad idea?




2xAA
M80/VP150/VP160/QS8
4xM3/M22OW/M2OW/VP150OW/4xM3IC/4xM3OW
EP500/800/HSU VTF3/SVS PB2k/SB2k/SB-12