I found this site on the web:
http://weblogs.asp.net/cschittko/archiv ... vista.aspx
I then got to this point:

The issue is that I can't get the sound into the computer. Everything seems fine, but when I test the mic, the computer doesn't register any sound input. Can you guys tell me what I've done wrong or what I need to get it to work. I really really want to be able to use with with ET:QW and WiC.