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sound - What are my audio devices? - Ask Ubuntu
https://askubuntu.com/questions/22031/what-are-my-audio-devices
Run the command (in the terminal) aplay -l. The output looks like. **** List of PLAYBACK Hardware Devices **** card 0: Intel [HDA Intel], device 0: ALC262 Analog [ALC262 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0. The device for this is plughw:0,0. The two zeros come from the device 0 and Subdevice #0. Share.
linux - How to know what is the default audio device? /dev ...
https://stackoverflow.com/questions/1040233/how-to-know-what-is-the-default-audio-device-dev-audio-or-dev-dsp-in-ubuntu
The default sound system is ALSA and /dev/audio or /dev/dsp (OSS interfaces, deprecated in Linux) is only an emulation layer over ALSA -- and not even a fully functional one, at that. The default ALSA device is " default ", and if you install mpg123-alsa , it should Do The Right Thing without requiring any options.
Setting Default Audio Device in Ubuntu 18.04 | rastating ...
https://rastating.github.io/setting-default-audio-device-in-ubuntu-18-04/
Setting Default Audio Device in Ubuntu 18.04. May 6, 2018 After upgrading to Ubuntu 18.04, I ran into an issue (or possibly a feature) causing the active audio input / output devices to revert to a device of the system’s choosing after a power cycle.. Installing the Sound Input & Output Device Chooser GNOME shell extension mitigated this to an extent, but was …
Choose Audio Devices in Ubuntu System Tray Menu via ...
https://ubuntuhandbook.org/index.php/2021/09/choose-audio-device-ubuntu-system-tray/
GNOME, the default Ubuntu Desktop Environment, provides Sound settings to choose which input and/or output device to use. To make life easier, a Gnome extension is available to integrate the settings into system tray status menu under volume control slider. So users can quickly choose a speaker, HMDI, microphone or other input device via few clicks.
audio - Generating random noise for fun in /dev/snd ...
https://unix.stackexchange.com/questions/13732/generating-random-noise-for-fun-in-dev-snd
You'll get a ton of garbage in your terminal, so you may want to redirect to /dev/null. Once you're in superuser, try this command: cat /dev/urandom | padsp tee /dev/audio > /dev/null. You may even want to try with other devices, like your mouse: Use: /dev/psaux, for instance or the usb driver.
arecord: Linux Command to List all Soundcards and …
https://www.cyberciti.biz/tips/howto-display-soundcards-digital-audio-devices.html
Ubuntu Linux and most other distro allows you to select and control soundcard properties from the GUI. The GNOME Volume Control application is an audio mixer that enables you to mix audio for two-channel sound cards. Just double click Volume Control to open mixer. Click on File > Change Device:
USB sound in Ubuntu - automatically selecting a USB audio ...
https://blog.ostermiller.org/ubuntu-usb-audio/
To start using it: Copy and paste the script to a file in a permanent location (for example into /opt/usb-audio-select.sh ) sudo editor /opt-usb-audio-select.sh. Copy, paste, save, then exit. Make the script executable. sudo chmod a+rx /opt/usb-audio-select.sh.
UbuntuStudio/UsbAudioDevices - Community Help Wiki
https://help.ubuntu.com/community/UbuntuStudio/UsbAudioDevices
device 0 (hw:0) is the inbuilt Intel High Definition Audio chipset. device 1 (hw:1) is a Behringer BCR2000 MIDI controller. device 2 (hw:2) is a Behringer UCA202 soundcard. device 3 (hw:3) is the laptop's inbuilt microphone. device 4 (hw:4) is an M-Audio Axiom 49 MIDI keyboard. Take note of your configuration.
How to List Your Computer’s Devices From the Linux Terminal
https://www.howtogeek.com/426199/how-to-list-your-computers-devices-from-the-linux-terminal/
The lsusb command will list devices that are connected to USB ports on your computer as well as USB enabled devices that are built into your computer. lsusb. This test computer has a Canon scanner attached to it as USB device 5, and an external USB drive as USB device 4. Devices 3 and 1 are internal USB interface handlers.
Ubuntu Studio 20.10: Audio Setup Tutorial - Front Page Linux
https://frontpagelinux.com/tutorials/ubuntu-studio-20-10-audio-setup-tutorial/
Studio Controls – Audio Setup. In the “Audio Setup” tab, check the following: Select your “Jack Master Device (no USB). If you need to use an USB interface, select “USB Jack Master”, or directly select the USB interface in the menu “USB device that should be Master”. Jack Sample Rate: This is hardware specific.
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