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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2
votes
0answers
289 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 ...
3
votes
1answer
4k views

Ubuntu 14.04 Microphone Static

I haven't found any other askubuntu questions that I'm actually looking for.. So, every time I use my internal microphone, whether its during a Skype call or when I'm testing it on the ...
2
votes
1answer
421 views

14.04 Headphones do not appear as an output device

I installed 14.04 yesterday. I always leave my headphones and speakers plugged in together, so I know I have them in the right ports. Sound came though the speakers just fine, but nothing came ...
1
vote
0answers
898 views

Sound 2.1 not working on 14.04

I have an Inspiron 17R SE 7720, with Ubuntu 14.04 installed, and I want to enable 2.1 audio. The OS is installed as is, without changes. However, my subwoofer isn't working. And not working the ...
2
votes
1answer
274 views

UAC1 DAC (ODAC): digital vs analog output

I am trying to get Ubuntu to output I2S output to my ODAC. When I go into sound settings, I get two options. Digital Output (S/PDIF) (IEC958, so it must actually mean S/PDIF...) Analogue Output ...
4
votes
1answer
1k views

How to play audio from different applications on different output devices?

How can I play music on my speakers while I use my headset for video chat applications like Skype? Shouldn't this be possible via this PulseAudio sound server that Ubuntu uses?
5
votes
1answer
616 views

Pulseaudio resets volume control to 100% — doesn't save volume

Running Ubuntu 13.10 and each time I login, my volume control is reset to 100%. Pulseaudio never saves its state. I can run pacmd set-sink-volume 0 26000 on the cmd line to set it back to 40%, but it ...
1
vote
1answer
614 views

How to deactivate headphones output

I've got a broken piece of jack stuck into my headphones output : I cannot get any sound from my laptop speakers. I've tried many things (using alsamixer, pavucontrol, checking the different mute ...
0
votes
1answer
195 views

No sound in Ubuntu 13.10, tried everything

I've read through a bunch of differen't suggestions. I've restarted/rebuilt alsa as well as pulse audio. I've ran speakertest. I've installed ubuntu restricted extras. Here's what's happening... ...
2
votes
1answer
346 views

Audio “Buzz” noise from headphone jack into external speakers

ASUS N550JV laptop dual booting Ubuntu 14.04 and Windows 8.1. I have an external speaker plugged in all the time since I usually use my laptop as a desktop. The problem occurs when the laptop is not ...
1
vote
0answers
29 views

Are my choices really limited to stream sound or hear sound?

I followed the instructions at How can I use PulseAudio virtual audio streams to play music over Skype? in order to load-module sinks. I can stream to my twitch feed no problem. My problem is that I ...
1
vote
1answer
883 views

Fn keys not working

I wanted to give Lubuntu a try. Everything works, even audio now, except the volume control with fn keys, and it would be nice to have those back. lol Running on a Toshiba Satellite C75D-A if that's ...
2
votes
2answers
5k views

How to install pulseaudio 5 on Ubuntu

Guys how i can install pulseaudio 5? i don't understand the installation step on this link http://www.linuxfromscratch.org/blfs/view/svn/multimedia/pulseaudio.html anybody can tell me how to install ...
1
vote
1answer
63 views

How do I get my Sound indicator back

I run Xubuntu 13.10 on a Lenovo S10 Ideapad Netbook. I have 200GB HDD Space and 1GB of ram. I wanted to give ubuntu a second chance but I installed it using sudo apt-get install ubuntu-desktop I was ...
1
vote
1answer
370 views

No sound output both speakers and headphone toshiba satellite m55 Xubuntu 12.10

I am running Xubuntu 12.10 and I was trying to repair the sound on the headphone jack since I had sound output through there and now I have no sound what so ever. So I think I made things worst. No ...
0
votes
1answer
463 views

Listen to pulseaudio rtp stream using VLC

I want to listen to Pulseaudio's RTP multicast stream using VLC, but it's not working out. First, I try to determine where it's playing: tcpdump -n net 192.0.0.0/8 -c 10 Which gives me listening ...
1
vote
1answer
181 views

Pulseaudio: Loopback decreases volume?

I'm trying to set up PulseAudio for some streaming, and I thought I had it set up correctly. Apparently I was wrong. I was having some issues with volume in my setup, so I decided to start from ...
0
votes
1answer
846 views

How to install Trust SC-5500p USB 5.1 external sound card?

(I use Ubuntu 14.04 64bit and the sound card is not broken as it works fine on Windows) According to most of the reports online installing SC-5500p on Ubuntu seemed to be a cinch for most of the ...
1
vote
0answers
211 views

Xubuntu 13.10 (Kernel 3.11.0-18-generic) No HDMI Sound

I am a complete noob to Xubuntu. I have been trying all day to get HDMI audio to work, I have a Radeon HD 6800 using a HDMI to TV and I can not do it at all. It shows up in PulseAudio Volume ...
1
vote
1answer
90 views

Rediricting Applications into virtual sinks

I want to separate sound from different applications, using virtual sinks, then mix them together into single output of my soundcard, all using pulseaudio. is there an option to do such thing?
1
vote
1answer
84 views

PulseAudio GUI images

Can anyone tell me what the symbols mean in the sound manager GUI under the "Output Devices" tab? There is one symbol that is a green rectangle and a blue music note. The other is a dark grey square ...
3
votes
1answer
517 views

Audio does not work in upstart job

I'm trying to run the gmediarender UPnP media renderer as an upstart job. When I run it from the command line as myself, everything works fine. When it runs as an upstart job, I get error messages in ...
0
votes
1answer
494 views

Sound Input/Output w/ Mudita24 and Delta 1010LT

I have a fresh install of Ubuntu 12.04 LTS (64-bit) with an M-Audio delta 1010LT soundcard. I installed Mudita24 which allowed me to hear system sounds and applications once I turned up the DAC ...
0
votes
1answer
103 views

Everytime I start Ubuntu or change sound settings my volume is put to 100%

Problem Every time I've logged into my Ubuntu desktop the volume is set to 100%. Except it doesn't state it's at %100 in the icon, and when I do change the volume it suddenly remembers the setting ...
0
votes
1answer
101 views

No sound from speakers

Just installed a new Kubuntu 13.10. It seems the Intel HDA sound card are recognized as a HDMI(Digital) output rather than both an analog output and a digital one. AlsaInfo is here Any ideas how to ...
0
votes
1answer
615 views

Audio on Firefox doesn't work after using Hydrogen

I am new to Ubuntu and just installed Ubuntu Studio. After Googling a previous audio problem regarding no sound on Youtube, I uninstalled pulseaudio. Audio works fine both on Youtube and Hydrogen on ...
0
votes
1answer
139 views

No sound over HDMI on Desktop 13.10

I have the option for HDMI and have the output set to 100% but no sound. I get sound from the speaker port on the front of my case and the back but not over HDMI to my TV. I have tried a ton of thing ...
1
vote
1answer
971 views

Internal Microphone not working with Ubuntu 13.10 on Compaq CQ-45

I am unable to get the internal microphone working with Ubuntu. It works perfectly with Windows. Here is the output of lspci: 00:14.2 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] SBx00 ...
0
votes
1answer
82 views

Can't get any sound from Ubuntu

I can't get any kind of sound from my PC. I installed Ubuntu 12.04 on my somewhat old desktop as the soundcard wasn't recognised by my (unlicensed) Windows 7. Ubuntu seems to have detected my card, as ...
0
votes
1answer
31 views

Extra noise in speakers when all media applications are closed

I use Ubuntu 12.04 system on my laptop and have the following problem. I plugged sound speaker and now I have some extra noise... The most wondering thing is that this extra noise appear only if I ...
0
votes
1answer
280 views

usb video capture device: video displayed OK but NO sound?

I'm trying to digitize my old Video8 videos with a Terratec GrabsterAV350MX usb device on a Kubuntu system. Video display, and capture on basis of v4l2 is no problem. However I cannot get any sound. ...
1
vote
1answer
370 views

Move audio stream from OpenAL application to different audio device

I have two different audio output devices: an internal sound card and an external DAC/amp. When starting an OpenAL application (I first observed the issue with Minecraft, but I suspect it affects all ...
1
vote
1answer
235 views

How do I loopback 2 input streams + line-in to line-out? (12.04)

I'm trying to put together a simple Karaoke system with 2 microphones. I've fiddled with the config from this post and am able to get 1 mic to loopback, along with youtube, to the the line-out. But ...
1
vote
1answer
19 views

which “pactl” : audio source is “curently playing” one

I'd like to capture the audio comming out of my soundcard, with : gst-launch -v ! pulsesrc device=X ! audioconvert ! vorbisenc ! webmmux ! filesink location=audio.mkv I don't know which source X to ...
1
vote
0answers
45 views

Ubuntu 12.04 Sound Dumy Output after Updates

I had NOT installed any updates to Ubuntu 12.04 LTS since September 2013. Today, I just updated ALL recommendations from the Update Manager. My audio WAS working fine and now it is NOT working at ...
0
votes
0answers
18 views

How can I restore my audio to menu bar? [duplicate]

I'm having problems with my headphones not working all of a sudden on Ubuntu 13.10. I tried fixing it by changing a bunch of files, removing alsa-mixer and pulseaudio and reinstalling. Still haven't ...
13
votes
1answer
16k views

How can I tell if I'm using alsa or pulse-audio by default? (Switching to i3-wm)

I might not be understanding the core concept, in which case correct me if I'm wrong. Ubuntu comes with two different audio rendering servers, pulse and alsa. Alsa is an intermediary layer to pulse? ...
3
votes
2answers
8k views

How to reinstall PulseAudio (Ubuntu 12.04)

I was trying to fix my audio problems using suggestions from this forum. One of the comments suggested I execute this and only this: killall pulseaudio So I did, and I restarted my computer just ...
1
vote
0answers
332 views

Sound on Intel NUC kit DN2820FYKH

As per recommendation, last week I installed the daily ppa for pulse audio and tonight I did a dist-upgrade which gave me a new kernel and this killed sound on my ubuntu. I cannot open the device ...
3
votes
1answer
279 views

Why can't YouTube, Audacity, Tartini and PulseAudio all get along?

(This is on Ubuntu 12.04 LTS with all the latest updates applied.) One audio application I use a lot is Audacity, both as an audio player and as a recorder, usually with the cheapest headsets I can ...
2
votes
1answer
137 views

Headphones noise, turning on and off

I have a Dell XPS13 9333 running Ubuntu 12.04. Speakers are working ok, while there are issues using headphones. Headphone are muted when there is no audio playing (that's ok), than when the audio ...
3
votes
0answers
138 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 ...
1
vote
2answers
164 views

Sound popup showing every minute in xubuntu

I have the sound popup thingy displayed about every minute, even without changing any volume settings, or clicking/pressing anything. It's happening in xubuntu 13.10 and looks like this How can I ...
1
vote
1answer
192 views

Pops and Crackles problem with music files streamed to sound system

Apologies if this has been asked elsewhere. I did look but couldn't find what I needed. I have copied my music collection from OSX to Ubuntu. My music is a mixture of MP3, AAC, ALAC and AIFF files. ...
4
votes
2answers
8k views

Microphone - static background noise suppression

My soundcard is Realtek ALC 892. On Windows 7 I use official Realtek drivers, on Linux I use PulseAudio (on Ubuntu 13.10). On both Windows and Linux, when I enable microphone boost +30db (required ...
4
votes
1answer
223 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 ...
2
votes
1answer
569 views

Share an audio playback stream through a live audio (video) conversation like Skype

In conversations using Skype, I often want to share sound output (e.g. of a Youtube video) with other people I am talking with. So I am looking for a way to route the output to the recording input ...
2
votes
0answers
556 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 ...
0
votes
1answer
1k views

thinkpad t440p annoying static noise when I plug the speakers realtek ALC292 HDA Intel PCH 13.10

some laptop thinkpad t440p , with windows 8 is fine no noise. with ubuntu 12.04 and 13.10 , if I plug the speakers without music but with the volume up(even low) there is annoying noise come out. ...
3
votes
1answer
946 views

HDMI audio fails speaker-test

EDIT: This is not a duplicate of No sound on HDMI with Radeon driver. I have followed those instructions to update grub, and the problem persists. I'm having no luck getting HDMI audio to work. I've ...