[LAU] USB audio interface and a buggy USB controller

Clemens Ladisch clemens at ladisch.de
Thu Sep 16 07:21:43 UTC 2010

david wrote:
> Someone said something earlier about hubs. I have a USB2 hub plugged 
> into a USB2 port on my laptop. When I tried using a Behringer UCA-202 
> (USB1.1) device through the hub, it could barely play, and not record at 
> all. Connected directly to a USB2 port, it plays and records fine.
> So original poster just might be dealing with an internal hub.

Yes, that Intel "rate-matching hub" has an internal hub for devices that
do not run at USB2 high speed.


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