I agree Charles, I have always said the A1400-2 should be ~$1500. I know Ian has mentioned that the A1400 could be specially ordered with any number of channels as long as it was a multiple of 2 channels up to 8, no more room in the case for more.

M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70