the max ive cranked my onkyo was to 62 - kinda scare to go higher know with this 4ohm revelation!
Here is some added info:
Regarding the RTI10 being 4ohm
suggestion:
http://forums.audioholics.com/forums...9&postcount=12
confirmation from POLK:
http://forums.audioholics.com/forums...2&postcount=22
Sitting 13 feet from my center channel
Using Audessy
Current setting a the audessy calibration with minor tweeks
Here are some pictures for my settings







