i currently have a sony s300 blu-ray player, which is hooked up to a onkyo 606,i am looking at the sony 570 , can i pair these together or do 1 need to get another amp , if so what amp would anyone recommend with the 570 , also i have ma90s (fronts) ma180(centre) and ma45s for sides and rear, so amp to go with these as well or would welcome advise on new speaker package ,