I just looked up specs on the Qutest, it is supposed to do High Res over both usb or coax. If the Arcam doesn’t have a usb, can you attach a computer via usb and play a high Rez file from the computer?
And have you tried a high Rez file from a non Quobuz source?
And have you tried a high Rez file from a non Quobuz source?