Questions related to PulseAudio, the default sound server in Ubuntu, which manages all audio devices like internal and external sound cards (and therefore all speakers, microphones, headsets, etc.) through its ALSA backend.

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48
votes
5answers
59k views

Is there any Sound enhancers/equalizer?

What I am looking for is to have system wide implementation of sound enhancements like bass boosts, echoes, Fidelity, Stereo enhancement and so on. Audio Video players have their own equalizer but ...
43
votes
7answers
48k views

Skype and VLC sounds sizzle/distorted/bad

I have the same problem as described in the questions skype notification sounds sizzled and bad sound on login to skype. But it is not only the login, notification, but also when talking to somebody. ...
43
votes
4answers
10k views

How do you mute from the command line?

How do you mute the sound system from the command line?
34
votes
1answer
33k views

No sound settings available in the settings manager window

Last night I decided to upgrade my system to the latest version of Xubuntu, 13.10. The process went fine, but now I'm facing this strange issue. There is no sound settings available in the settings ...
32
votes
2answers
48k views

How can I change the default audio device from command line?

Ubuntu's desktop gui is great for changing audio settings (System->Preferences->Sound), like the default input/output device and setting the volume. However, I would like to be able to do these ...
29
votes
2answers
33k views

Is there another way to restart the sound system if pulseaudio/ALSA don't work?

I was listening to music, and my sound suddenly went dead in all my applications. I'm using Ubuntu 12.04, which uses pulseaudio, so I tried sudo /etc/init.d/pulseaudio restart, but nothing happened. ...
28
votes
8answers
5k views

How to automatically change volume level when un-/plugging headphones?

What I want is the following: When I plug in my headphones, I want the sound to be un-muted and set to a specific volume level. When I unplug my headphones, I want the sound to be muted (or set to ...
25
votes
2answers
38k views

How can I restart pulseaudio without logout?

Sometimes pulseaudio service stops and it doesn't restarts itself when I open an audio file with banshee or totem. How I can make it start again without logout?
22
votes
6answers
23k views

How to temporarily disable PulseAudio?

Just wondering if there a way to temporarily disable PulseAudio as I am trying to run a specific Wine game (Left 4 Dead 2) and it makes the game crash occasionally. If I kill the process it ...
22
votes
10answers
38k views

Sound from both headphones and speakers

I guess this question already had the answer here but I can't find it. I'm using 12.04. Update: The problem is that I can hear the sound from my laptop's speakers even I plugged in my headphones. ...
19
votes
5answers
29k views

How to change pulseaudio sink with “pacmd set-default-sink” during playback?

I need to switch the pulseaudio server of a currently playing audio stream. Pulseaudio server is set up with IP 192.168.1.105 $>cat /etc/pulse/default.pa ... load-module ...
19
votes
4answers
32k views

Headphone jack not working?

I have a Dell Studio XPS 1647 and headphones do not work (though , internal speakers work like a charm) , I have dual boot Windows 7 and headphones work perfectly fine ... I also tried -adding in ...
17
votes
15answers
90k views

No sound in Ubuntu except at log in

I installed Ubuntu 12.04 a month ago and am using it till now. I failed to notice that all this time there was no sound at all while running Ubuntu, even while playing a game in Wine. The weird thing ...
17
votes
6answers
21k views

How to use android 2.1 phone as remote audio receiver?

I have an unused HTC Hero Android phone (running Android OS 2.1), I would like to connect it to audio amplifier and leave it connected for months, so I could use this android phone as remote ...
17
votes
13answers
47k views

Microphone is not working in Skype

I am using Ubuntu 12.04 and Skype. My mic is not working. I have 1 mic attached to the system and another one in my headphone (Beats by Dr. Dre). I followed these steps: Turn PulseAudio autospawn ...
17
votes
6answers
21k views

How do I set up live audio streams to a DLNA compliant device?

Is there a way to stream the live output of the soundcard from our 12.04.1 LTS amd64 desktop to a DLNA-compliant external device in our network? Selecting media content in shared directories using ...
16
votes
3answers
26k views

Terminal command to set audio volume?

I have an external sound card which mostly works fine, except that when its first plugged in, or when I turn on my laptop, the volume gets set to 100%. That is, the overall system volume, as shown in ...
16
votes
2answers
6k views

Record a programs output with PulseAudio

I would like to record an output of a program with PulseAudio using command line/bash script. It is important not to record every output of the sound card, but only the one of one specific program. I ...
15
votes
5answers
10k views

adjust max possible volume in pulseaudio

Somtimes some sound/movie/music on my Ubuntu_12.04 system is at a very low volume by itself. Henceforth I increase the volume of the sound output. I can use the following setting (see screenshot) It ...
15
votes
1answer
637 views

Is there a fancy vertical notification OSD that works for both ALSA and pulseaudio?

Is there a fancy way to get the volume notification OSD to work with both pulseaudio and ALSA? Right now the standard desktop ones only work with pulseaudio for me. How about a vertical OSD that I can ...
15
votes
2answers
1k views

How do I make my volume indicator operate in decibels instead of percentage?

When I want to adjust the volume of anything I'm doing, I find that using the volume controls built into Ubuntu is little but confusion. When the volume is around 100%, dropping it several increments ...
14
votes
5answers
38k views

Get rid of 0.5s latency when playing audio over Bluetooth with A2DP

As described in the title I experience a half a second delay when playing audio over Bluetooth with A2DP. This makes watching movies not possible as the sound is not synchronised with the video. I'm ...
13
votes
9answers
10k views

Flash in browsers does not play sound accurately using Pulse network audio

I use PulseAudio to send sound over the LAN to an audio server. When playing any Flash media in Firefox or Chrome, the sound flutters (example), as if the volume were going up and down every second. ...
13
votes
2answers
1k views

How to disable microphone from auto adjusting it's Input volume

I want to disable the way the microphone lowers itself depending on the input. Here is an image: The microphone started at 100% and slowly started to drop to where the image is showing. This is ...
13
votes
1answer
5k views

How can I use pulseaudio over ssh?

I'd like to listen to music on my home server from work. Both are Ubuntu boxes running pulseaudio. It seems from researching that applications communicate to the PA server via TCP on port 4317, so I ...
12
votes
6answers
8k views

How do I stream music to my AirTunes?

I have used PulseAudio, but it sometimes works, sometimes it does not... Also my Rhythmbox doesn't play the songs sometimes and just hangs there paused. Is there a more stable option to stream and ...
11
votes
10answers
9k views

Mute key mutes Alsa and PulseAudio, but unmutes only Alsa

When I press the mute key on my keyboard, both the Alsa master channel and the PulseAudio master channel get muted, pressing it again only unmutes the alsa master channel, the pulseaudio master ...
11
votes
4answers
22k views

How to change the default audio in Wine to Alsa only

I am trying to change the default Audio sound system to ALSA so it fixes some sound issues. How can this be done? Am using 1.3.x branch from PPA which is much better than the 1.1.x and 1.2.x in every ...
11
votes
2answers
6k views

Autoconnecting Bluetooth Devices

Is there a way to set the Bluetooth in Ubuntu to autoconnect to devices it is paired to when it is turned on. Furthermore, is there a way to automatically change the sound output to a Bluetooth ...
11
votes
3answers
2k views

Assign programs permanently to different sound-outputs in Pulseaudio?

I want to assign Skype input and output to my USB-headset while the rest of my laptop uses the internal sound-card. This is an easy task with PulseAudio Volume control (pavucontrol). The only problem ...
10
votes
1answer
6k views

How do I change the way Ubuntu adjusts my volume mixer levels?

I've had a mildly annoying problem with my sound for quite awhile now, and I've finally decided it's time to do something about it. Every time I adjust the main volume slider in the toolbar, or use ...
10
votes
4answers
15k views

keyboard shortcut/command to mute/unmute microphone

During voice conversations in Skype/Gmail/etc. I would like to mute/unmute the microphone without having to go through all these steps each time: Sound indicator Sound preferences Select Input ...
10
votes
3answers
33k views

Why am I getting this “Connection to PulseAudio failed” error?

I have a computer that runs Mythbuntu 12.04. It has an external USB Kenwood Digital Audio device. When I open up pavucontrol, I get this message: If I do as the message suggests and run ...
10
votes
1answer
8k views

What user settings control audio access?

Running a regularly updated 10.04 LTS we have a weird issue with access to audio with pulseaudio 0.9.22. Sound device is ATI Technologies Inc SBx00 Azalia (Intel HDA) Login user1 after reboot: sound ...
10
votes
3answers
16k views

How do I switch to another audio output sink in XFCE?

From the command line I can easily create another pulseaudio sink and switch to that but I have not found a way how to do this using a GUI from the XFCE desktop. In GNOME I use gnome-volume-control ...
10
votes
2answers
6k views

How do I configure sound with PulseAudio and Multiseat?

In the spirit of full disclosure, i just posted this question to the ubuntu forums, but i figure more heads working on it couldn't hurt. I have a multi-seat setup working quite well. Hot plugging ...
10
votes
1answer
4k views

Is there a way of leveling/compressing the sound system-wide?

As a Laptop user, I'm sure that a lot of people, even the ones using Netbooks would have already gone through this problem. Especially when listening to podcasts, and using it as an example, the sound ...
10
votes
4answers
3k views

Wrong audio volume at boot

When I boot my computer and login the volume level is always way too loud. Unfortunately the only way to change it is a physical knob on my speaker. As soon as I can change the volume using my ...
9
votes
2answers
44k views

Sound not working after 12.04 install

I have recently installed 12.04, but the sound is not working from both internal speakers, and from headphones when I connect them. I have followed the instructions at ...
9
votes
1answer
10k views

How do I run PulseAudio in a headless server installation?

PulseAudio is the standard audio server in desktop installations. However in a server installation audio services and thus PulseAudio are not provided. How do I install and make use of PulseAudio in ...
9
votes
5answers
14k views

Ubuntu 13.04 bluetooth A2DP does not work

I have installed Ubuntu 13.04 in a new partition and I have some issues with bluetooth. I usually use bluetooth to connect to my wireless headset, in the old partition with Ubuntu 12.10 everything is ...
9
votes
1answer
5k views

My sound stopped working today, how can I fix it?

This seems to be a problem with pulseaudio. I was logged in over VNC on my phone and started playing a video this caused X to crash (as sometimes happens). I restarted and suddenly the sound doesn't ...
9
votes
4answers
12k views

Auto-switch audio to HDMI when HDMI monitor/receiver plugged into laptop

I have a laptop with an HDMI port. While we're homeless and staying with friends I've been plugging it into their surround sound receiver with an HDMI cable. To get sound working I have to open up the ...
9
votes
2answers
16k views

Ubuntu 12.04: Replacing pulseaudio with Alsa?

Because of skype sound issues I was told to replace pulseaudio with alsa. I only found a solution for Ubuntu 10.10. Does this still work for Ubuntu 12.04 Precise Pangolin? Or does it still not make ...
9
votes
2answers
663 views

Set which pulseaudio sink is affected by volume control buttons

On my previous installation of ubuntu 10.04 it was possible to set a sink in pavucontrol, which is affected by the volume up-/down buttons on my keyboard. Now in Lubuntu 11.10 this does not work ...
8
votes
2answers
1k views

How to disable Alert volume from the command line?

There is an option in the Sound Preferences dialog, Sound Effects tab, to toggle Alert volume 'mute'. It works and suffices for my needs to disable the irritating system beep/bell. However, I ...
8
votes
1answer
915 views

What is the command to know my PulseAudio version?

What is the command to know my PulseAudio version?
8
votes
2answers
9k views

How to Pass/Record audio output as an input device?

I used to use a mixer of some kind and I can't remember which... I would like to record audio from the output, without leaving the computer. I remember in the Juanty days you could easily enable ...
8
votes
4answers
4k views

Why can the volume go higher than 100%?

How come the maximum volume on the sound menu isn't actually the maximum volume possible? If I select "Sound Preferences..." and look at the volume slider in the window, it can go quite a bit higher. ...
8
votes
1answer
2k views

How can I automatically switch to USB headset when plugged in?

Whenever I plugged in my old audio jack headset, sound was immediately diverted from my speakers to the headset speakers, and the microphone was immediately available. When I plug in my new USB ...