Third you can set Bitstreaming from None to Custom and in the Bitstreaming Formats window check the DSD box and set the drop down menu toUp to DSD256 (4x). Audio Path here is interesting though. Strangely (and this is the confusing part for me) is theDownsample 8X for DSD to PCM conve...
Or. If they both have multichannel analog ins + outs, you could rig up some RCA switchboxes between them? But might end up with ground loops. And would need a way to disconnect the set of switches that aren't in use. Somebody h...