Re: How to debug microphone?

[Felix Natter <felix.natter@smail.inf.fh-brs.de>]

Camaleón <noelamac@gmail.com> writes:

> On Sun, 24 Apr 2011 13:18:21 +0200, Felix Natter wrote:
>
>> Volkan YAZICI writes:
>> 
>>> 2) Start arecord with vumeter enabled, that is,
>>>
>>>      arecord -V /tmp/foo.wav
>>>
>>>    and see if vumeter changes.
>> 
>> The -V option is not recognized on Lenny (and -v doesn't produce a
>> vumeter).

hello Camaleon,

> Try with a more simple approach:
>
> # will start recording from the default input source
> arecord -d 10 /tmp/foo.wav
>
> And when it finishes, play it with:
>
> aplay /tmp/foo.wav

This records only noise.

Here is the output of arecord -l:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
  Subdevices: 2/2
  Subdevice #0: subdevice #0
  Subdevice #1: subdevice #1

Thanks,
-- 
Felix Natter