Questions tagged [usb-audio]
65 questions
8
votes
1 answer
RasPi - USB microphone locks up
On my RasPi board, Debian Linux, the USB microphone occasionally gets locked up such that nothing can use it. The microphone has a LED which is usually flashing, when it's locked, it turns off.
The utility arecord describes it as follows:
card 1:…
Yimin Rong
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7
votes
0 answers
Always a pop sound whenever alsa/pulseaudio is idle for exactly 5 seconds?
I am playing short sound effects using aplay whenever users interact with the interface.
What I notice is that I can play any of the sounds in any order and as long as two sounds play within 5 seconds of each other the transition is clear, but a gap…
Logic1
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7
votes
1 answer
ALSA set plughw as default
I have a USB audio device, configured as the default device at card 0.
I have a 3rd party application that is attempting to play wav files, which fail with the following:
Playing WAVE 'sound.wav' : Signed 16 bit Little Endian, Rate 44100 Hz,…
duncanhall
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5
votes
1 answer
Figuring out USB devices
I have hardware to interact with that uses USB. It is a USB sound card The configuration file requires something like this:
devstr=1-1.3.1:1.0
lsusb looks like this:
Bus 001 Device 004: ID 0d8c:0012 C-Media Electronics, Inc.
Bus 001 Device 003: ID…
Danny
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4
votes
1 answer
Docker with real-time / low-latency audio? (for virtual amps like Guitarix...)
I've been trying to get a foss virtual guitar amp to run on my Fedora machine for a while now, Guitarix (which runs on JACK) to be more precise. But I just can't figure it out. People say that it is very straight forward to get it to work by using…
Forivin
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4
votes
1 answer
Alsa not detecting USB microphone on system boot
I have a USB microphone that works fine, up until I reboot my system. After that, it doesn't work at all until I unplug it and replug it. Based on my (limited) understanding of the components involved, I think that ALSA isn't detecting the mic on…
Sbodd
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3
votes
1 answer
pulse-audio does not recognise my Logitech mic and my Webcam mic
I use the (great) AK5370 microphone for Skype, but it is not recognized by my archlinux i86_64.
It also fails to recognize the mic on my Logitech Webcam (PTZ, which I do not use).
Both are connected through the monitor's built-in hub, and both work…
keepitsimpleengineer
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3
votes
1 answer
Connect external DAC / sound card in OpenBSD
I am trying to connect a Focusrite Scarlett 2i4 USB DAC to my OpenBSD system to use as an external sound card. From what I have figured out so far, it seems that I need to tell some program or other that the "audio1 device" is the DAC. I seems that…
Os Miridium
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3
votes
1 answer
alsa audio device reordering: cannot find the slot for index 0 (range 0-1), error: -16
I had no problem for weeks using this configuration to fix the USB card as the primary one (had two, mainboard one and usb): /etc/modprobe.d/alsa-base.conf:
options snd_usb_audio index=0
options snd_hda_intel index=1
Now it suddenly stopped…
Nobody
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3
votes
1 answer
USB audio adapter causes HTML5 videos in Firefox to fast forward
After changing my desktop from Arch Linux to NixOS, playing HTML5 videos in Firefox has become buggy. They will fast forward when you play them, but only when using the USB audio adapter. Pulseaudio is used and ALSA is configured to use pulseaudio…
Matthijs Steen
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3
votes
2 answers
Alsa mixer for assigning specific apps to a specific soundcard?
I am looking for a Alsa mixer GUI for Xfce (or better yet, desktop-independent) to replace PulseAudio Mixer. While I'm happy with the latter, my USB DAC is very poorly handled by PulseAudio and I need to remove it.
In the Alsa-based mixer I am…
landroni
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2
votes
0 answers
Configuring jackd (JACK daemon) with ALSA
I'm trying to wrap my head around ALSA config files and jackd, but I'm not getting anywhere, other than crashing my machine.
The microphone is a USB type and specified in ALSA arecord as -D plughw:1,0.
Is there a way to use jackd to duplicate that…
Yimin Rong
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2
votes
1 answer
USB Host controller: xhci-hcd Event TRB with no TDs queued spam during audio playback
I'm on a system with Linux Kernel v5.10.4, and facing an issue where during audio playback through ALSA (aplay). The kernel spams the following log for the duration of the playback and no audio is heard:
xhci-hcd f2500000.usb3: WARN Event TRB for…
themaxwellsdemon
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2
votes
1 answer
How to make pulseaudio recognize my usb headphones as stereo instead of mono?
The question itself may not be very explanatory. Let me try and clarify it a bit.
I'm running Pop!_OS 20.04 LTS on a PC. I'm also using a pair of Wireless USB headphones (Razer Nari) with two outputs.
What I am trying to achieve is to have STEREO…
TermoZour
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2
votes
2 answers
Parsing audio format rates from USB Audio Interface fails, causing disconnect/rediscover loop
When I connect my PreSonus USB AudioBox 96 to my Ubuntu 18.04LTS desktop via USB2.0 port,
dmesg shows the following errors in a loop:
[ 8764.468004] usb 1-11: new high-speed USB device number 61 using xhci_hcd
[ 8764.516953] usb 1-11: New USB…
khornlund
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