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amixer, multiple sound cards, PulseAudio | HiFiBerry
https://www.hifiberry.com/docs/software/amixer-multiple-sound-cards-pulseaudio/
amixer, multiple sound cards, PulseAudio. To change the volume controls or other settings of most HiFiBerry sound cards, you can use the tool “alsamixer”. However, if you want to debug the settings, the command line tool “amixer” is often the better choice. If everything is just working fine, you can simply run the command “amixer” and it will show you the settings of the …
linux - PulseAudio vs ALSA: Multiple Soundcards - Stack ...
https://stackoverflow.com/questions/8320669/pulseaudio-vs-alsa-multiple-soundcards
If ALSA recognizes your sound cards then you can try to add them to PulseAudio manually with pacmd load-module module-alsa-sink device=hw:x,y where x and y is the device, subevice pair of aplay -l. If it works correctly then you can append these commands to the default configuration of PulseAudio ( /etc/pulse/default.pa ).
Pulseaudio, multiple cards and naming built-in audio ...
https://ubuntu-mate.community/t/pulseaudio-multiple-cards-and-naming-built-in-audio/7919
Pulseaudio, multiple cards and naming built-in audio. If you ever have a case where you have multiple sound cards and pulseaudio calls them all “built-in audio” then here is the answer. Create an udev rule in “/etc/udev/rules.d” called “90-pulseaudio.rules” with the following contents: SUBSYSTEM!="sound", GOTO="djb_end" ACTION!="change", GOTO="djb_end" …
Configuring Pulseaudio for Multiple Output Devices - Eliot ...
http://www.6by9.net/configuring-pulseaudio-for-multiple-output-devices/
To re-configure Pulseaudio for audio out (to my headphones): #!/bin/sh /usr/bin/pacmd set-card-profile alsa_card.pci-0000_02_05.0 output:analog-stereo /usr/bin/pacmd set-sink-port alsa_output.pci-0000_02_05.0.analog-stereo analog-output\;output-headphones-2 echo Full Pulseaudio Configuration Output. lspci -vvv -s 02:05.0
pulseaudio - Play sound through two or more outputs ...
https://askubuntu.com/questions/78174/play-sound-through-two-or-more-outputs-devices
With paprefs you have access to a virtual output device that enables simultaneous output to all attached sound cards and devices: sudo apt install paprefs Then in the terminal run paprefs, select Simultaneous Output tab, and check Add virtual output for …
Weekend Project: Using PulseAudio to Share Sound …
https://www.linux.com/training-tutorials/weekend-project-using-pulseaudio-share-sound-across-all-your-computers/
July 23, 2010. 3762. PulseAudio is a Linux sound server that, through abstraction layers, promises a myriad of flexible audio features: combining multiple sound cards into a single, multi-channel device, changing output devices on the fly for running applications, even redirecting input and output between machines over the network. Sadly, though, it is usually used just as a …
Multiple sound cards - Fldigi
http://mail.w1hkj.com/FldigiHelp/sound_card_configuration_page.html
Multiple sound cards. A few words about sound I/O on the PC. "You are in a maze of twisty little passages, all alike". PortAudio, PulseAudio and OSS are different ways in which fldigi can access your sound card through the various sound systems. OSS was the first audio backend in fldigi.
How to Enable Multiple Simultaneous Audio Outputs on ...
https://linuxconfig.org/how-to-enable-multiple-simultaneous-audio-outputs-on-pulseaudio-in-linux
Pulseaudio has a ton of features, most of which you'll probably never use, but if you do need the ability to play audio thorough multiple output devices at once, you're in luck. That happens to be one of Pulse's lesser known capabilities, and it even works with Bluetooth.
PulseAudio/Examples - ArchWiki - Arch Linux
https://wiki.archlinux.org/title/PulseAudio/Examples
PulseAudio releases the sound card; JACK grabs sound card and starts up; script redirects PulseAudio to JACK; manually send PulseAudio apps to JACK output (pavucontrol may come in helpful for this) use JACK programs etc; via script, stop redirecting PulseAudio to JACK; stop JACK and release sound card; PulseAudio grabs sound card and reroutes audio to it directly
Running PulseAudio as System-Wide Daemon – PulseAudio
https://www.freedesktop.org/wiki/Software/PulseAudio/Documentation/User/SystemWide/
Running PulseAudio as System-Wide Daemon. Starting with PulseAudio 0.9.3 the daemon can be run as a system-wide instance which than can be shared by multiple local users. We recommend running the PulseAudio daemon per-user, just like the traditional ESD sound daemon. In some situations however, such as embedded systems where no real notion of a ...
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