PS

http://www.engineeredtoexcel.com/

I think I am getting an idea of it now .... (don't you love Google?)

Video Sources: Cheap Samsung BluRay, Xbox One, Virgin TiVo HD
Audio source: Hifiberry DIGI on Raspberry pi running
max2play.
Music server: MacMini '06 running iTunes library
Output (3.0): G61R, HDmax421, DSP5000, DSP33C and Samsung 29in LCD