> I understand there are "USB soundcards" out there not even > appearing as USB Audio class devices.
Yes there do exist some devices that depend on vendor supplied drivers, however there may be hope for this device: http://www.lexiconpro.com/knowledgebase.php?product=7 > Q: Will the Alpha work on an Intel based Mac? > A: The Alpha will work on Intel based Macs with OS version > 10.4.7 or higher. The Alpha uses Mac's built in Core Audio > drivers. That does indicate a uaudio device, however that may not be the case.. try contacting them directly, or keep the receit. -Bryan.