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speaker-test(1) - Linux man page
https://linux.die.net/man/1/speaker-test
speaker-testgenerates a tone that can be used to test the speakers of a computer. speaker-test by default will test the default device. If you want to test another sound device you will have first to get a list of all of thesound cards in your system and the devices associated with those cards. Notice that there might be for example, one de…
How to test microphone with Audio Linux Sound Architecture ...
https://linuxconfig.org/how-to-test-microphone-with-audio-linux-sound-architecture-alsa
How to test microphone step by step instructions. First step is obtain a list of all microphone devices. To do so execute: # arecord -l **** List of CAPTURE Hardware Devices **** card 0: PCH [HDA Intel PCH], device 0: ALC662 rev3 Analog [ALC662 rev3 Analog] Subdevices: 1/1 Subdevice #0: subdevice #0 card 0: PCH [HDA Intel PCH], device 2: ALC662 rev3 Alt Analog …
arecord: Linux Command to List all Soundcards and …
https://www.cyberciti.biz/tips/howto-display-soundcards-digital-audio-devices.html
You need to use card number and device number while playing various media. For example, to play a radiostation (FM freq # 98.3) from card #1 and device 0 (hw=.), enter: $ mplayer radio://98.3 -radio driver=v4l2:device=/dev/radio0:adevice=hw=1.0. Display all PCMs defined. Type the following command: $ record -L Outputs:
Linux: How to determine your audio card's, or USB mic's ...
http://www.voxforge.org/home/docs/faq/faq/linux-how-to-determine-your-audio-cards-or-usb-mics-maximum-sampling-rate
You can use arecord, the command-line sound recorder (and player) for the ALSA sound-card driver. It should be included with your Linux distribution (type in "man arecord" at the command line to confirm this). The approach here is use the 'arecord' command to try to record your speech at a sampling rate higher than what your sound card supports.
Linux Mint identify, fix sound problems, set default device
https://blog.softhints.com/linux-mint-identify-fix-sound-problems/
Check the fix by restart of pulse audio. Finally how to check the change. You can test the change by restarting your computer and verifying the default output device. If you don't want to restart your PC then you can simply restart the Pulse Audio with: pulseaudio -k You can check if the pulse audio is running by: pulseaudio --check
Troubleshooting Linux Sound
http://troubleshooters.com/linux/sound/sound_troubleshooting.htm
ALSA can be set to output to the old Linux sound system, oss, but today, it usually outputs to the driver. ALSA has several excellent programs that aid in both adjustment and troubleshooting: aplay arecord amixer alsamixer speaker-test aplay This is ALSA's music player, and it's also great for learning what's going on.
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.
linux - How do I display the name of my audio card driver ...
https://unix.stackexchange.com/questions/29065/how-do-i-display-the-name-of-my-audio-card-driver-from-the-command-line-in-lubun
For example, my PC has an Intel sound chip, and amongst the dependencies of the snd module is the snd_hda_intel module, which is my chip's driver. You can also ask the Alsa tools. And to see the chip identification (independently of any driver), use lspci (or lsusb, if it's an external sound device over USB).
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