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Usb-audio - Alsa Opensrc Org - Independent ALSA and …
https://alsa.opensrc.org/Usb-audio
Ensure to load the snd-usb-audio module with the parameter "nrpacks=1", maybe including it into one of the boot scripts:: modprobe snd-usb-audio nrpacks=1. Or use the module configuration line (e.g. in /etc/modprobe.conf): options snd-usb-audio nrpacks=1. Now invoke JACK with the following command (or entering the corresponding values into Qjackctl):
Fixes for common USB DAC problems with RPi - Help - Volumio
https://community.volumio.org/t/fixes-for-common-usb-dac-problems-with-rpi/350
The first is to set the nrpacks=1 option on the snd-usb-audio driver. I did it by creating the file /etc/modprobe.d/usb-dac.conf and putting the line “options snd-usb-audio nrpacks=1” in it. When you reboot (or force the kernel module to …
Another USB sound question - Raspberry Pi Forums
https://forums.raspberrypi.com/viewtopic.php?t=27864
options snd-usb-audio index=0 options snd-bcm2835 index=-2 options snd-usb-audio nrpacks=1 This is supposed to disable the internal sound card, and force the USB card to default. Running aplay -l now results in this, which looks hopeful:
[SOLVED}_How can I configure ALSA to use usb-soundcard as ...
https://bbs.archlinux.org/viewtopic.php?id=195177
options snd-usb-audio index=0 nrpacks=1 options snd-hda-intel index=1,-2 model=auto vid=1002,1002 pid=4383,aa30 if that still didn't work try to ensure that your hda never gets first index by adding -2 (which contrary to what you might think, doesn't disable the device, it should just make sure that it never gets index 0), so try this
PSA: Lower latency of USB audio on Linux : audiophile
https://www.reddit.com/r/audiophile/comments/2yg593/psa_lower_latency_of_usb_audio_on_linux/
options snd-usb-audio nrpacks=1. Place this file in /etc/modules-load.d for Ubuntu (tested with 14.04), or in /etc/modprobe.d for Fedora. (It should be modprobe.d if you believe the documentation, but I couldn't get Ubuntu to honor the config unless the file was in modules-load.d for some reason.)
Streaming audio with Python - Raspberry Pi Forums
https://forums.raspberrypi.com/viewtopic.php?t=23504
options snd-usb-audio index=0 nrpacks=1. nrpacks=1 option might not be needed, I needed it for my sound card though. aplay -l should then show the cards opposite from what you currently have. Code: Select all.
Matrix:Module-usb-audio - AlsaProject
https://www.alsa-project.org/wiki/Matrix:Module-usb-audio
Below is the most basic definition (only example - not required to define at all). Make a file called .asoundrc in your home and/ or root directory: vi ~/.asoundrc. Copy and paste the following into the file, then save it: pcm.usb-audio { type hw card 0 } …
Teenage Engineering’s OP-1 finally gets USB audio …
https://www.theverge.com/2021/7/14/22577029/teenage-engineering-op-1-usb-audio-support-firmware-update
The Teenage Engineering OP-1 synthesizer is getting support for USB audio in a new firmware update, allowing the iconic 10-year-old music-making machine to directly import audio to software like ...
Download, install and configure the TETRALOGIC branch for ...
https://raw.githubusercontent.com/f1iwq2/Tetra_Link_boardIWQ/main/Doc/Download%20svxlink-tetra.pdf
Add the line snd-usb-audio in /etc/modules file. Modify /lib/modprobe.d/aliases.conf and change. snd-usb-audio index from -2 to 0. Add at the end of the file options snd-usb-audio nrpacks=1 Reboot the pi. Connect the USB sound card to your Raspberry Pi. The LED will light up. Check that the USB device is recognized: Lsusb
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