I'm connecting an Oppo BDP-93 to an Emotiva UMC-1. Am I better off having the Oppo or the Emotiva doing the audio D/A conversions? Or does it make no difference? Power amps: Fronts: Levinson 434 to B&W 802d Rears/center: Emotiva XPA-3 to B&W 803d/HTM1 Listen to stereo audio 50% of the time.