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USB Audio Interface not showing device in list for …
https://askubuntu.com/questions/687062/usb-audio-interface-not-showing-device-in-list-for-pulseaudio
This should list the devices alsa can see. Pulseaudio sits on top of alsa, so alsa needs to be able to see the device before pulseaudio can. In my case, alsa was able to see my usb audio interface, but it was not showing up in the pulseaudio list correctly. The next step is to run . gksu gedit /etc/pulse/default.pa
HOWTO configure PulseAudio to work with USB Audio Devices ...
https://www.kubuntuforums.net/forum/general/documentation/how-to-s/45891-
1. Download “pulseaudio” and “pavucontrol”, they are in the repositories. a) PulseAudio device chooser, “padevchooser” should already be marked for installation. If it isn't, mark it for installation. 2. Now open Pulse Audio Volume Control; >Applications>Multimedia>”PulseAudio Volume Control” and don't do anything yet. 3.
Pulseaudio device names - OZ9AEC Website
https://oz9aec.net/software/gstreamer/pulseaudio-device-names
gst-launch -e pulsesrc device="alsa_input.usb-046d_0809_52A63768-02.analog-mono" ! audioconvert ! \ lamemp3enc target=1 bitrate=128 cbr=true ! filesink location=audio.mp3. That was easy. According to the pulsesrc documentation, one can also use the “device-name” property, which should be a human readable name but I have no idea what this name is.
audio - PulseAudio cannot see working USB sound card ...
https://stackoverflow.com/questions/59705263/pulseaudio-cannot-see-working-usb-sound-card
The user is in the audio group, but that seems not to matter for the ALSA stuff. Both aplay -l and alsamixer's F6 will show nothing if executed as that user, but will show results if executed as root. But that doesn't seem to be the problem--again, I can play sound by using aplay.It's that Pulse doesn't see the other card.
How to change default sound device for user - Raspberry Pi ...
https://forums.raspberrypi.com/viewtopic.php?t=52106
pi@airpiWaiting ~ $ aplay -L default Playback/recording through the PulseAudio sound server sysdefault:CARD=Device USB PnP Sound Device, USB Audio Default Audio Device front:CARD=Device,DEV=0 USB PnP Sound Device, USB Audio Front speakers surround40:CARD=Device,DEV=0 USB PnP Sound Device, USB Audio 4.0 Surround output to …
pulseaudio - Debian/Gnome: Cannot use USB audio device in ...
https://unix.stackexchange.com/questions/401424/debian-gnome-cannot-use-usb-audio-device-in-pulse-audio
$ aplay -l | grep card card 0: PCH [HDA Intel PCH], device 0: CX20724 Analog [CX20724 Analog] card 0: PCH [HDA Intel PCH], device 3: HDMI 0 [HDMI 0] card 0: PCH [HDA Intel PCH], device 7: HDMI 1 [HDMI 1] card 1: ml1 [sonible ml:1], device 0: USB Audio [USB Audio] The last device is the one I want. I doesn't show up in Pulse Audio:
PulseAudio via GUI: Pavucontrol (Shallow Thoughts)
https://shallowsky.com/blog/linux/pulseaudio-pavucontrol.html
I also have "USB PnP Audio Device", because the USB-C hub I use as a docking station has a sound card built into it. When I first booted Ubuntu, I had no sound. It turned out that PulseAudio saw that I had a USB sound card plugged in and assumed that I wanted to use it.
Tell PulseAudio to ignore a USB device using udev — Jamie ...
https://jamielinux.com/blog/tell-pulseaudio-to-ignore-a-usb-device-using-udev/
August 21, 2015. PulseAudio is fantastic software for managing sound on your desktop. However, if you have specialist audio hardware, you likely want your application to access this hardware without any interference from PulseAudio. For example, you might have a USB digital-to-analog converter (DAC) or USB soundcard.
Connecting to a bluetooth speaker with pulseaudio
http://tgarc.github.io/2015/03/24/connecting-to-a-bluetooth-speaker-with-pulseaudio/
Now we can start the pulseaudio daemon $ pulseaudio --start Now to pair the device we use bluez-simple-agent. Make sure to put bluetooth speaker in pairing mode first. $ bluez-simple-agent hci0 00:11:67:8C:17:80 Finally, we’ll connect to the bluetooth speaker using the MAC address you obtained earlier $ bluez-test-audio connect 00:11:67:8C:17:80
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