On 16/03/2019 19:14, Chris Caudle wrote: > On Sat, March 16, 2019 12:38 pm, olaf@xxxxxxxxxx wrote: >> On March 16, 2019 6:26:58 PM GMT+01:00, Moshe Werner <moshwe@xxxxxxxxx> >> wrote: >>> Afaik, usb2 CC works up to 48kHz... > > Audio Class 1 is defined for up to 48kHz. > Audio Class 2 is can use higher sample rates. > > It seems that the Sound Devices Pre2 defaults to class 1 mode, but based > on the documentation it seems to have a class 2 mode available. > At this point you would need to contact Sound Devices to confirm it is > actually class 2 compliant, or if it uses a proprietary driver. If it is > class 2 compliant, you need to know how to make the device switch to class > 2 mode. > It is the other way around: The USBPre2 defaults to usb2 mode, and is class compliant there. In class compliant mode, it is limited to 24/48. I recall that to get into usb1 mode, I needed to push one of the buttons on the device during connection to the PC. I don't know whether this is still the case in newer firmware releases. / Hans _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx https://lists.linuxaudio.org/listinfo/linux-audio-user
