Hot answers tagged alsa
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I have had this problem on my Asus K55vm laptop since 12.04. Although your solution does work, in laptops it will cause the sound to be transmitted by both the plugged headphones and the speakers. To make them work properly and only have sound come out of the headphones when plugged in or the speakers when headphones are not plugged in:
Run in terminal:
...
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Open a Terminal and type in alsamixer
Use your arrow keys to navigate through the menu... To Select your sound card press F6. A new window should pop up. Select the new sound card and press enter.
After that you should be able to enjoy your music again :)
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PulseAudio does not show an input device because the UX1 uses an uncommon sample format.
As shown with arecord, the input device actually exists and works if you do not use PulseAudio.
Please visit the Line6 Linux USB driver page and read the driver documentation.
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The sample format used in the interface between applications and PulseAudio is not always directly related with the sample format that PulseAudio uses to access the hardware device.
S24_3LE is not one of PulseAudio's supported application formats (as shown in the aplay output).
To allow applications with such unusual formats to run with PulseAudio, add a ...
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Answering the two questions:
You can select the default device in PulseAudio with a GUI like the GNOME volume control, pavucontrol, or from the command line using pacmd set-default-sink.
By default, PulseAudio opens devices for 44.1 kHz or 48 kHz, whichever leads to lower resampling effort (so 96 kHz audio would usually lead to the device being opened at ...
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