Heres a link to a Cambridge 840A like listed above and it is the version 2 which has got good ratings and it is on the gon for less than new and is only 5 months old.

http://www.audiogon.com/cgia/fsb.pl?intatran

sorry look down the list on the equipment and you will find it I think it is selling for $1100 which is well within your price range.