I currently am running a B&W N804, ASW800 sub with a Rotel RB-1092 amp (ICEpower) and RC-1090 pre - SSSSSWWWWWEEEEEEETTTTTTTT! I was previously using a Rotel RC-1070 pre and RB-1070 amp and i thought that combo was good until I stepped up to my current rig. I got my RB-1092 for $2250.