I have the Xonar DG sound card. I am trying to get Dolby Digital and DTS over optical, but after trying and reading, it appears all I can get is 2 channel PCM. But, when I go to the windows sound in ...

I'm looking for a device to add 5.1 surround to my PC. The AMD APU doesn't support 5.1 over HDMI for whatever reason, only stereo, or I'd use my normal HDMI optical audio extractor as usual. I have a ...