ive been on line and cant seem to find anything on this topic. maybe im not wording it right. i have the manual for my Sunfire Theater Grand and also my Polk Monitor 70's but neither explain it. i have 2 Carver M500T's bi amped with my Monitor 70's..i have a Polk Sub which im using with my Denon home theater system connected with RCA cables......i cant seem to get the Theater Grand to play in 2 Channel with the sub through RCA cables. i figured i would wire it to the speakers, but how???? if i wasnt bi amping it very clear to me, but using both top and bottom jacks do i need to run 2 sets of speaker wire????? if anyone can shed any light on the topic or refer me to a link id appreciate it..thanks ps the sub is small its a Pold PSW-10.....i just wanted to see how it sounded