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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5
votes
0answers
262 views

Ubuntu 14.04 sound suddenly stopped working, reboot did not fix

I am running Ubuntu 14.04 on an ASUS X52J laptop. I was watching a lecture on Google Chrome, when suddenly, all sound was lost. Throughout the PC. No sounds from Chrome (even though Chrome indicates ...
4
votes
0answers
78 views

Virtualbox - how to route sound from Ubuntu host to Windows guest?

Is it possible to route my audio output from my Ubuntu Host to my Windows 7 Guest in Viurtualbox? So it appears as a line input? I'm thinking of connecting windows to my PulseAudio server, but as far ...
3
votes
0answers
103 views

Pulseaudio card-profile for Focusrite Scarlett 18i8

This is my first question here and I'm not quite sure what data to include for this question. Please ask me if you need me to provide more information. I recently got the Focusrite Scarlett 18i8 ...
3
votes
0answers
65 views

How to diagnose audio / sound problems

How can I diagnose audio / sound problems? Which informations should I provide to get help to identity the problem?
3
votes
0answers
217 views

Pulseaudio fails to run after disconnecting HDMI cable

After using a HDMI cable I lose the ability to control sound setting. The sound still works (I can play music or even watch videos and listen to them), but the speaker indicator is gone and I cannot ...
3
votes
0answers
569 views

13.10 headphones no sound

I've tried the alsa force-reload, uninstall, re-install with pulseaudio, killall pulseaudio, the sound setting output configuration, alsamixer enable/disable automute, alsamixer output selection. ...
3
votes
0answers
570 views

No sound after update on Ubuntu 12.04

As the title says, my sound has gone missing after an update with update-manager. I have found the solution before, but then had to reinstall Ubuntu. It can't even detect my audio card. Here is a ...
3
votes
0answers
742 views

sound recorder doesn't record

With Ubuntu 13.04 I noticed that Sound Recorder seems to be broken, i.e. I can't get it to record anything. When I press on the record button the Level input remains grayed out. When I open the volume ...
3
votes
0answers
4k views

play audio through bluetooth speakers in 12.04 using CLI

I have gone through the whole gamut of trials with setting up playing audio through bluetooth and have not been able to make it work reliably (i.e., got it to work one time, and has not worked after ...
3
votes
0answers
671 views

No PulseAudio in Skype Sound Devices choices, and microphone does not work…

I have a new re-install of Mythbuntu 12.04.2 LTS. When I installed Skype 4.1.0.20 and tried to use it, I found that under options/Sound Devices/, under the three (Microphone,Speakers and Ringing) ...
3
votes
0answers
224 views

Equalizer to cut specific frequencies on microphone input

Does ubuntu have a utility which can adjust levels for specific INPUT sound frequencies? We are doing video conferencing and one of our co-workers has a lot of unavoidable ambient noise. He would ...
3
votes
0answers
829 views

Digital Surround (HDMI) Output

I recently built a HTPC and installed Ubuntu 12.10 on it. It's a Shuttle XH61V with an onboard HDMI connection that I'm using to connect to the TV, which in turn connects to the speaker system (5.1). ...
3
votes
0answers
387 views

Fuzzy audio when Skype makes sound

I am having trouble getting my sound to work properly in Skype. Every time Skype makes noise, all of my audio goes crackly, including anything else that's coming from other programs, even when the ...
2
votes
0answers
18 views

How can I record audio in & mic in as 1 channel in Audacity?

I am trying to record my podcast, which I do using Google Hangouts & Audacity. I recently switched from Windows 8.1 to Ubuntu. In Windows I was using the software Virtual Cable ...
2
votes
0answers
33 views

How to start/configure pulseaudio remotely with ssh?

I have a remote machine to which I can ssh. On the remote machine there is a program that uses pulse audio to get input from a USB microphone attached to the remote machine. This setup works fine when ...
2
votes
0answers
210 views

Ubuntu 14.04 Asus G550JK SonicMaster External Subwoofer not working

I have bought Asus G550JK laptop(G version of N550) and installed Ubuntu 14.04 on it. I'm just a beginner in using Ubuntu, but I managed to make everything work fine except the external SonicMaster ...
2
votes
0answers
63 views

USB sound card input (Xonar U7)

I have an Asus Xonar U7 usb sound card and it works except for the microphone input which isn't recognized at all by pulseaudio. The "Input" tab in the sound settings is completely empty. I've tried ...
2
votes
0answers
94 views

gstreamer pulseaudio echo cancellation

I'm implementing a voip application using gstreamer, i use the example of the rtp in the plugin-good! i want to implement echo cancellation, i couldn't use the speex echo canceller with gstreamer ...
2
votes
0answers
119 views

send music to upnp device from PC

I have a new Arcam AirDAC (http://www.arcam.co.uk/products,rSeries,Wireless-DACs,airdac.htm) attached to my stereo which has upnp support. I would like to send audio from my 14.04 PC to the box ...
2
votes
0answers
167 views

Pulseaudio randomly mute itself without a reason

I recently installed fresh Ubuntu 14.04. I've got external audio card Audiotrak Maya U5. It always worked fine until new Ubuntu. Music randomly get muted and there's no visible changes in sound ...
2
votes
0answers
67 views

Make pulseaudio ignore USB sound card

I am running Jack to driver an external USB card (Focusrie Scarlett 18i8). When I plug the card in, pulse sometimes takes over the card and jack cannot be started (it needs exclusive access to the ...
2
votes
0answers
191 views

Pulseaudio: combining sinks results in having an LFE channel that uses the centre speaker

My goal is applying a low pass LADSPA filter on my subwoofer only, which is part of my 5.1 sound system, in Pulseaudio. I used the following commands: Loading the plugin: pacmd load-module ...
2
votes
0answers
110 views

Why are there two sink input index generated by pulseaudio?

I'm planning to spawn a thread as I detect a new sink input index in pulseaudio. But when I run some application, I find out that a second sink index for same client is created. The system spawns a ...
2
votes
0answers
217 views

No HDMI sound with Intel

I've a problem which bothers me for days: The audio output via HDMI does not work anymore since I updated to Ubuntu 13.04 (it worked perfect with ubuntu 12). A few datas: **cat /proc/version** ...
2
votes
0answers
306 views

No sound devices displayed in settings, but speakers work and startup noise plays

I'm running an Ubuntu13.04 clean install on an HP Pavilion g6-1d80nr laptop, and there is no sound. There are no sound devices listed in the sound panel of System Settings, and the volume applet ...
2
votes
0answers
93 views

How do I activate PulseAudio when only being logged in via ssh?

I am using a console-based music player, called cmus. It is in the repositories. If I ssh into my desktop computer from, say, a laptop and start cmus, I would like to be able to play music. But, if ...
2
votes
0answers
284 views

pulseaudio --kill permission denied? (Something's using my soundcard and I don't know what it is.)

So, a few weeks ago I was having problems with skype and pulseaudio/alsa things, so I went to this link and found a way to supposedly kill and start pulseaudio at will. So, in etc/pulse/client.conf, I ...
2
votes
0answers
106 views

How can I let somone over ssh have access to pulseaudio?

I recently had a really good post here where I was able to figure out how to setup virtualgl and use it with X11 forwarding in ssh. I am using it to make a kind of multiseat setup. I only have one ...
2
votes
0answers
172 views

Activating USB audio with /etc/pm/sleep.d script that runs pacmd commands

Ubuntu annoyingly switches the device for audio input and output from my USB headset to the built-in sound card every time I log out, hibernate, or shut down my computer. This takes place even though ...
2
votes
0answers
2k views

Asus Sonic Master on Asus N53SV

I have read that there's a problem to get the subwoofer working in these laptops. I tried this solution No sound from external subwoofer but I don't how to prove that the subwoofer is properly ...
2
votes
0answers
184 views

How can I connect my Kubuntu 12.10 to a different pulse audio server?

I have configured my PC as pulseaudio server. Now I want to connect my Laptop (Kubuntu 12.10 quantal) with this pulse server. In earlier versions there was the "padevchooser", which could be used to ...
2
votes
0answers
273 views

No bass on my laptop

A have a laptop (Acer) with two front speakers and subwoffer (Acer Tuba). After upgrading to 12.04 only front speakers are working, no sound from subwoffer. There is no 2.1 configuration on Sound ...
2
votes
0answers
193 views

PulseAudio Equalizer doesn't survive neither suspend nor hibernate

First time Ubuntu boots up it's fine. I can listen to the music and the sound is equalized. Then if I suspend the PC or let it hibernate then, after I have woken it up, the sound becomes plain. If in ...
2
votes
0answers
337 views

Audio glitches occur randomly

Audio in media files randomly glitches and sometimes repeats for 1-2 seconds and then continues playing normally. These glitches seemingly happen at random times and don't recur in the same part of ...
2
votes
0answers
826 views

removing pulseaudio, moving to jack

I have installed jack because I want to use the LADSPA plugins available, in jackrack, for realtime audio processing. (I couldn't find any way to use them with pulseaudio) After much effort, I ...
2
votes
0answers
741 views

No sound on new gaming PC

Well, as you can probably tell by the title, I have no sound. I recently built a new gaming PC, and installed 12.04 onto it. Obviously, I have ALSA and PulseAudio installed, but I don't have ...
2
votes
0answers
468 views

Is there a per-application volume control indicator?

There was per-application volume control applet for Gnome 2. There is a per-app volume control extension for Gnome-Shell. Is there any indicator applet for Unity like this two?
2
votes
0answers
488 views

How to set 5.1 surround in the Sound Settings?

I have a logitech G35 headset which should allow even up to 7.1 dolby surround but the sound settings identify it as a stereo only device. I configured the /etc/pulse/daemon.conf by setting the ...
1
vote
0answers
6 views

Sound over multiple xservers

I'm currently using multiple X-Server displays. Is it possible to share the sound which all the programs generate (through pulseaudio) over all displays? So for example I have a music program on ...
1
vote
0answers
10 views

Pulseaudio - Sound starts to get distorted/crackling after supsend

First off, I know there are lots of threads but none helped me yet. Basically my audio output works great, but for some reason it starts to get distorted. I think it is related to the suspend. After ...
1
vote
0answers
10 views

Multiple sound source playback broken after Pithos

I have an odd situation. I have a recently installed Kubuntu 14.04 that I've been using as a work environment. It's not uncommon for me to use pianobar or MPD to provide background music, but still ...
1
vote
0answers
27 views

Ubuntu 14.04 Sound through Headphones but not through Speaker

I am running dual boot on lenovo yoga 2 pro. I set my default sound card to be the pc-speakers since alsamixer kept randomly changing it to the hdmi after every reboot. There is no sound through the ...
1
vote
0answers
16 views

First second of audio stream cut off

Whenever I play any kind of audio from any source (VLC, kdenlive, YouTube, Facebook etc.), the first 1-2 seconds of the stream is cut off. I already tried enabling module-suspend-on-idle in the ...
1
vote
0answers
33 views

Graphics (HDMI) driver not defined

I have a dell vostro 3500 which used to run Ubuntu just fine (14.04). I've switched to Kubuntu (14.04) to give it a go and I have a problem with the HDMI. There is no option to output sound via HDMI. ...
1
vote
0answers
15 views

What is the most robust web frontend for MPD for Linaro/Ubuntu 14.xx?

I've built a headless server instance with linaro on a Radxa rock connected to speakers, and am currently trying out rompr. Does MPD offer any other "streaming" jukebox style frontend options for ...
1
vote
0answers
376 views

JBL bluetooth speakers play no sound, a2dp off?

I have JBL bluetooth speakers like this one. With Ubuntu 14.04 LTS (Gnome) I get it to pair with my pc, either with gnome-bluez or blueman, but I am unable to reproduce any sound. I stumbled upon ...
1
vote
0answers
72 views

How do I redirect input from one sound card to output on another sound card?

I have a TV card with its sound output connected to the CD-in of my mainboard's built-in sound card. There is also a USB sound device connected to my machine. Now I want to play the sound from the TV ...
1
vote
0answers
52 views

How do I enable microphone “sidetone” in Ubuntu?

One of the main reasons I prefer gaming on Windows rather than Linux is that the Logitech driver (for windows) allows me to enable microphone "sidetone". When sidetone is tuned up, I can hear myself ...
1
vote
0answers
47 views

PulseAudio channel map at run time

Could I map (Swap) the channel at run time. I am using the ffmpeg to record the both video and audio from two logitech cam/mic and bluetooth mic. Now currently at the starting of recording bluetooth ...
1
vote
0answers
58 views

Noise removal from USB soundcard

I am using the Syba USB soundcard for live audio from other audio sources like bluetooth or logitech mic. It's working perfectly, I am able to hear the live audio of bluetooth and logitech from the ...