Re: Could somebody PLEASE help with an Alsa problem?
Barry Samuels wrote:
> I've been struggling with this for days without getting anywhere. I've
> done endless searches and made some previous postings without any
> useful results.
>
> Debian Testing up to date as of today.
> Kernel 2.6.22.6 plus alsa modules
>
> What is really irritating is that if I boot the same machine using a
> Knoppix v5 live CD it all works properly.
>
> Playback seems to work but recording does not.
>
> If I record my voice using the microphone the result is of rather low
> volume accompanied by an obvious hiss or hum and something that sounds
> like a motorbike engine.
>
> If I try to record using my USB record turntable with Audacity the
> resulting sound is very choppy but Knoppix does it perfectly.
>
> I noticed that when using Knoppix the sound devices listed in Audacity
> are /dev/dsp, dsp1 and dsp2 but running my normal operating system I
> get names like 'ALSA: HDA Intel ALC882 Analog (hw:0,0)'
>
> Can anyone suggest a course of action?
>
If /dev/dsp is missing, it may have been removed by alsaconf (which is currently
broken [1]). You can recreate the node with
# modprobe snd_pcm_oss
More details on the NewbieDOC wiki [2].
[1] http://lists.debian.org/debian-user/2007/09/msg01370.html
[2]
http://newbiedoc.berlios.de/wiki/Sound_in_Debian_GNU/Linux#Some_applications_.28OSS_applications.29_produce_no_sound_in_ALSA
--
Chris.
Reply to: