From: Thomas Sailer <sailer@ife.ee.ethz.ch>
To: linux-sound@vger.kernel.org
Subject: Re: AC'97 and mic amplifier (in Ensoniq 1371)
Date: Mon, 27 Sep 1999 08:54:26 +0000 [thread overview]
Message-ID: <marc-linux-sound-93842245427955@msgid-missing> (raw)
In-Reply-To: <marc-linux-sound-93841923624939@msgid-missing>
Nagy Balazs wrote:
>
> Hi,
>
> I downloaded the AC'97 mixer specification and I found that AC97 has (or can
> have) a 20dB preamp in the mic port. It can be turned on and off. Despite
> of its simplicity I cannot see where this checkbox fits in the mixer
> structure (eg. the code). Any ideas?
The MIC preamp in the driver just extends the range of the MIC volume
slider,
i.e. if you turn the MIC volume fully up, the MIC preamp will be turned
on
and the MIC volume set to max.
Tom
prev parent reply other threads:[~1999-09-27 8:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-09-27 8:34 AC'97 and mic amplifier (in Ensoniq 1371) Nagy Balazs
1999-09-27 8:54 ` Thomas Sailer [this message]
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