[alsa-devel] Noise on snd-hda-intel

Sune Mølgaard sune at molgaard.org
Fri Jun 24 10:41:49 CEST 2011

Sorry for mailing in private. I'm used to lists that set Reply-to to the 
list :-$

Raymond Yau wrote:
> Does the noise appear when you increase  "Front Mic Boost" control
> from 0dB to 30 dB ?
> arecord -v -f CD -Dhw:CARD=Intel | aplay -v -Dhw:CARD=Intel

Those commands give

aplay: main:660: audio open error: Device or resource busy

and thus no sound. I have played around with Front Mic Boost, though - 
it doesn't seem to alter the level of noise.


Anybody who thinks a little 9,000-line program that's distributed free
and can be cloned by anyone is going to affect anything we do at
Microsoft has his head screwed on wrong.
-Bill Gates, on Java

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