From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Sebastian H." <vand2@gmx.de>
Subject: Re: Mixer volume/decibel mapping
Date: Thu, 20 May 2010 11:20:18 +0200
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Cc: Clemens Ladisch <clemens@ladisch.de>, James Courtier-Dutton <james.dutton@gmail.com>
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Am Donnerstag, 20. Mai 2010 10:01:37 schrieb James Courtier-Dutton:

> There should be a one to one mapping.
> If the hardware has 200 steps on the volume scale, and those 200 steps
> are published to the user.
> With the dB scale, there will still be the same 200 steps in the dB scale.
> The dB information simply helps the user interface convert each step
> into a dB value.

Dear James and Clemens

Thank you for the quick response :-). 
This is the piece of information I was looking for.

Best regards,
Sebastian H.