Re: alsa mixer controls
Michel Dänzer <daenzer@debian.org> wrote:
> On Thu, 2004-11-25 at 00:32 +0100, Florian Reitmeir wrote:
>>
>> i just wonderd about alle the mixer controls of my iBook G4.
>>
>> there is:
>>
>> Headphon
>> Bass
>> Trebele
>> PCM
>> PCM 1
>> PC Speak
>> Auto Mute
>> Beep
>> DRC
>> DRC Rang
>> Monitor
>>
>> some are clear, others not. i just searched with google for a while and
>> controllers like 'DRC'/'DRC Rang'/'Monitor' didn't show up with some useful
>> explanation.
>
> DRC is Dynamic Range Compression. The range mixer defines the range it
> compresses to, so if DRC is enabled with an empty range you mostly hear
> nothing.
>
> Monitor is the level at which input is forwarded to output directly
> (watch out for the feedback loop via the built-in microphone!).
>
> I've wondered myself what 'PCM 1' is, anyone?
AFAIK a second PCM channel.
--
Richard is only to blame for his inability to spell /dev/disk correctly.
Albert Cahalan, <1072236794.1743.244.camel@cube>, lkml
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