Jay, part of your problem might be that your mains are not very far apart, and then you have the center in the middle. My 60's are about 14ft apart for good seperation with the 150 right in the middle. But then, I've got a 130" diagonal 2.35 screen.

I'll never part with my 150, notta.

M80s VP180 4xM22ow 4xM3ic EP600 2xEP350
AnthemAVM60 Outlaw7700 EmoA500 Epson5040UB FluanceRT85