The Advanced Linux Sound Architecture (ALSA) provides audio and MIDI functionality to the Linux operating system.

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81
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5answers
97k 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 ...
53
votes
3answers
60k 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. ...
48
votes
4answers
16k views

How do you mute from the command line?

How do you mute the sound system from the command line?
30
votes
5answers
43k views

Howto save AlsaMixer settings?

Hello I have tryed out the programm "EarCandy", now I had/have a lot of problems. At first I did not get any sound and now it is very low volume. PS Earcandy is now deleted from my harddisk. When Im ...
24
votes
4answers
50k 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 ...
21
votes
1answer
1k views

What is the relation between ALSA and PulseAudio sound architecture?

Well, this confuses me for a long time. As far as I know, ALSA is a package of many sound card drivers, and PulseAudio is a audio application that operate the sound data like mixing or equalizer. But ...
15
votes
5answers
32k 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 ...
15
votes
1answer
927 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
3answers
12k 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 ...
14
votes
1answer
18k 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? ...
13
votes
10answers
14k 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 ...
13
votes
3answers
13k views

How to record any internal sound in and out using Ubuntu and Audacity

How to record any internal sound like mic in and speaker out from same PC running Ubuntu using Audacity or something else? For example under Windows someone does like this: (i want to do the ...
13
votes
5answers
23k views

Command to mute and unmute a microphone

During voice / video conversations online I would like to mute/unmute the microphone without having to go through all these steps each time: Sound indicator, Sound preferences, Select Input, Mute ...
10
votes
1answer
8k 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
2answers
15k views

Virtual MIDI Piano Keyboard setup

I installed Virtual MIDI Keyboard (vmpk) using apt-get install. I also have Jack control and Qsynth installed. When I open vmpk, I cannot hear the sound coming from it. How can I do the setting to let ...
10
votes
2answers
47k 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
5answers
17k views

Pulseaudio not detecting bluetooth headset automatically

The Pavucontrol on my Xubuntu 13.10 detects my bluetooth headset, but only after I type the commands : pulseaudio -k sudo alsa force-reload After a few seconds the headset appears in the ...
9
votes
2answers
19k 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 ...
8
votes
5answers
45k views

Using microphone input port as headphone output

I have one audio output jack and one audio input jack on my laptop. I want to use it for real time audio mixing, and I need to have another discrete output for headphones that is independent of the ...
8
votes
5answers
25k views

Can't configure 5.1 audio with 12.04

I have an Intel ALC892 and a Nvidia GT 520m connected to speakers via HDMI. On lspci, I see 00:1b.0 Audio device: Intel Corporation N10/ICH 7 Family High Definition Audio Controller (rev 02) ...
7
votes
3answers
3k views

Headphone sound is one sided in ubuntu 13.10

I am using ubuntu 13.10 64bit. I got one sided (one channel) sound only in headphone. Laptop speaker is quite good. Headphone jack of laptop and headphone are both working well. It's software issue. I ...
7
votes
6answers
11k views

Audio stopped working suddenly in 12.04

My audio is no longer working in Xubuntu 12.04 after working fine for about a year. This happened right after visiting the following website and installing an audio browser application to upload ...
7
votes
2answers
9k views

Sound Settings is missing all output devices [duplicate]

Possible Duplicate: My sound stopped working today, how can I fix it? I'm baffled by this discrepancy: This speaker test is successful: speaker-test -c 6 -D 'surround51:CARD=PCH,DEV=0' ...
7
votes
3answers
5k views

No sound on resume after suspend in 12.10 [closed]

The issue has begun within 12.10. Before it worked perfectly. Now, even restarting alsa won't work, I have to reboot. Please, ask for details. I'm running Ubuntu 12.10, unity DE with gnome 3.6, no ...
7
votes
5answers
5k views

Make the sound louder in Lubuntu

I have a Toshiba r835 running Lubuntu 11.10. Turning the volume slider up all the way doesn't give very loud sound. I've tried typing alsamixer in a terminal and turning up all the levels there to ...
6
votes
1answer
13k views

How do I change which audio jacks are used for input and output?

I'm using a Realtek HD audio card built-in my motherboard. The Windows driver comes with a control panel that allows me to select which back panel jacks are used for what. So for example I can make ...
6
votes
3answers
7k views

asus n550jv audio problem: no sound from notebook' speakers

Ubuntu 13.10. The problem is: the internal speakers don't work. I have no problem when I'm using the headphones. There is no hardware issue since in windows 8 everything works perfectly(external ...
6
votes
1answer
6k views

No sound after startup, have to alsa force-reload`

Everytime my pc is booted, Ubuntu (13.04) is muted in the sense that it does not play any sound. I found out that I have to type sudo alsa force-reload in order to get the sound working again. How ...
6
votes
1answer
7k views

ALSA lists no capture device

So, for some reason, I'm not allowed to prefix my post with the word "Hey"? Strange. Anyway: I just got a new headset, and to my great surprise, ALSA doesn't even believe that a line-in exists. ...
6
votes
1answer
867 views

Choppy sound via HDMI on Mac Mini 4,1

I get choppy sound output over hdmi with the command. aplay /usr/share/sounds/alsa/Front_Center.wav My current configuration can can be found here: alsa-info.sh output Sound worked after some ...
6
votes
1answer
775 views

How to create/simulate two audio lines/devices?

I have searched around the internet for answers; however, I was not successful in locating an answer. What is the best method of simulating two audio devices using Pulse Audio/ALSA/something else? ...
6
votes
3answers
5k views

Revert audio configuration to defaults

I messed up the audio on my 10.10 installation. I had a problem of having no sound when plugging in the headphones and following many different solutions for that problem I (de)installed several ...
5
votes
4answers
30k views

Setting the default ALSA device for Pulseaudio

I recently got an external soundcard/DAC (Fiio E17) and am currently trying to properly configure it on my Ubuntu 12.04 installation. When plugging it in via USB, it's immediately recognized and shows ...
5
votes
3answers
11k views

“Dummy Output” sound in Ubuntu 14.04

None of the other questions about this have solved my issue. I'm using a Dell Inspiron N5110. The sound on my Ubuntu 14.04 is driving me crazy. It works and doesn't work randomly as I turn my PC on. ...
5
votes
2answers
10k views

Distorted and Choppy Audio

After installing 12.04 Precise on my PC, I have encountered some problems with audio output which did no occur when using Lucid. The sound is choppy and distorted in the lower tones. As I have no ...
5
votes
4answers
7k views

Static background noise while using new headset

Today I bought a new gaming headset (Gx-Gaming Lychas), and when I tried to record some gameplay-comentary I noticed that there always is a static background noise, I just recorded an example so you ...
5
votes
2answers
2k views

How to get a NI Traktor Audio 2 sound card work with Mixxx

I've got a NI Traktor Audio 2 sound card I'd like to get working with Mixxx, but I don't seem to have any success so far. The card seems to be supported in Ubuntu out of the box, and it seems to work ...
5
votes
4answers
13k views

No sound from laptop speakers in Ubuntu 14.04 after booting into Windows 8.1

I have a Dell Inspiron 15 7537. I had installed 14.04 on it, and had no problems with the sound initially. However, like my with ethernet card, it seemed expecting to not have driver/software issues ...
5
votes
1answer
1k views

Can I record playback with audacity without Pulseaudio?

I'm trying to record output (that what I can hear) with Audacity, but no sound recorded. I have found some instructions how to record with Pulseaudio, but I have only Alsa. I can't see any option in ...
5
votes
1answer
96 views

Reuse front headphone jack as microphone jack

I have a Realtek ALC 882 internal audio device in my computer, which supplies three front jacks. The microphone jack is broken (can confirm this from Win7) and I want to use the headphone jack to ...
5
votes
1answer
2k views

How to make pulseaudio and ubuntu detect the same audio device as alsa driver

I use Ubuntu 14.04 x64 and I use gnome-shell on my laptop. I have a Bose companion 5 (which is basically a USB sound system) and a HDMI port, both does work perfectly when I just boot with the cable ...
5
votes
1answer
2k views

How do I get an Asound-cm106 (USB) sound card to work?

I have a USB sound device asound-cm106 which apparently has the cm6206 chipset. I want to use it because I give the hell up trying to get my built in soundcard to work with my current setup (it was ...
5
votes
2answers
2k views

How do I get my laptop speakers working?

My laptop is a Toshiba Satellite A215-S7422 running Ubuntu 12.04. The command cat /proc/asound/card0/codec#* | grep Codec gives the result Codec: LSI ID 1040 Codec: Realtek ALC268 My ...
5
votes
0answers
1k views

Low volume problems Asus Xonar DX [closed]

I have problems with my sound card, an Asus Xonar DX on Ubuntu 12.04 LTS. To hear something, i need to set Ubuntu's volume at 100% and speakers volume at 75%. At this moment i can barely hear ...
4
votes
2answers
10k 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
5answers
12k views

Internal microphone not listed in sound settings

On a fresh 12.04 installation in sound settings the internal microphone is not listed (worked upto 11.10). Alsamixer shows that mic is "0" and muted, but after changing that it remains undetected in ...
4
votes
2answers
1k views

How to play music, coming from the microphone jack?

I have a USB device attached, which enumerates as a microphone. It streams some music, and I can easily record it with e.g. Audacity. However, I want not to record it, but jsut listen on my ...
4
votes
2answers
5k views

How do you use both Pulse Audio and Alsa?

Can someone explain the relationship between the different sound components and if they all need to be installed in order to get sound? For example, I have one called "Playback: ... (PulseAudio ...
4
votes
2answers
7k views

ThinkPad T420s docking station: no sound on external speakers

When I plug external speakers into the docking station for Thinkpad T420s i get no sound (internal speakers mute). P.S. I know the solution but it seems to be ok post problem specific solution in ...
4
votes
1answer
6k views

Successfully connected to a bluetooth speaker, but how do i direct sound there?

I'm running Kubuntu 13.10 on a Lenovo Thinkpad T430 laptop. I've got a Bluetooth speaker. After a lot of troubleshooting i managed to connect to the speaker. bt-device reports: $ bt-device -l Added ...