I joined audioholics a few months ago as I needed to upgrade old system learned a lot & received a lot of use full info. from many members plus did a lot of reaserch. Still have to buy a new sub & blue ray dvd player. New sysyem is as follows; receiver yamaha rx-1800 -main speakers paradigm studio 40v4-center def. dec.1000- surounds yamaha n.s.6490-rears optimus pro77 not new-sub yamaha yst-sw105 8"- tv sharp 37"d626 - scientific american 8300 hddvr -old sony dvd player. zone 2 speakers polk m3 ll zone 3 lafayette criterian 3X really old speakers bed room prior system hdr5490 yamaha 344 yamaha speaker & onkyo cp-1400 turntable