I'm also not sure this is possible. I couldn't find any specs on the
CM6501except that it was supposed to be 7.1 channels. I'm a
little wary of this "surround sound" stuff, especially the 0.1 channel
part. Could it be that the chipset produces all these outputs by
synthesizing them from normal stereo or something? That was the
norm for many years in home entertainment systems.
However, if the card really is capable of more than 2 discrete
channels, you will need to make sure your WAV file uses the
proper format, which is WAVEFORMATEXTENSIBLE.
I don't have all the details on that at hand, so you'll have to
Google for it. If you are sure that's what you've got (such
as by peeking at the header of the file), then I'd suspect the
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