The PCM device is represented typically as hw:X,0 , where X is the card number assigned by the system. The beauty of ALSA lies in its granularity. Users can query the hardware capabilities directly using tools like aplay -L or graphical patch bays such as QjackCtl or Patchage. The UMC202HD presents itself as a duplex device, capable of simultaneous 2-input and 2-output streaming.
Where do those numbers come from? 041e:3f19 is the USB vendor:product ID for the UMC202HD. 0x0b92 is the quirk for “ignore invalid mixer setup”. behringer umc202hd linux class compliant alsa
features two MIDAS-designed preamps, 24-bit/192 kHz resolution, and +48V phantom power. Because it is class compliant, it is generally recognized immediately by most modern Linux distributions. The PCM device is represented typically as hw:X,0
cat > ~/.asoundrc << EOF pcm.umc { type hw card "UMC202HD" } ctl.umc { type hw card "UMC202HD" } EOF The UMC202HD presents itself as a duplex device,
The is a USB Class Compliant audio interface, meaning it is designed to work on Linux using the standard snd-usb-audio driver in ALSA without needing proprietary software. Key Features & Linux Integration
The sweet spot for me is 48kHz, buffer 128, 3 periods.
Then update grub: