[alsa-devel] [patch] Add a software amplifier plugin

Takashi Iwai tiwai at suse.de
Wed Aug 1 14:03:40 CEST 2007

At Wed, 01 Aug 2007 15:58:56 +0400,
Stas Sergeev wrote:
> Hi.
> Most of the modern built-in cards do not
> have an internal amplifier. This makes it
> difficult to use them with those cheap small
> passive speakers that were in a heavy use
> 15 years ago when the cards had an amplifier
> builtin.
> I wrote a simple software amplifier plugin,
> it is attached. Of course you trade a sound
> quality, but whoever uses the passive speakers,
> have already made his choice anyway.
> Would it be possible to apply such a patch to
> the repository?
> Signed-off-by: Stas Sergeev <stsp at aknet.ru>

Did you try the recent softvol plugin?
It supports already amplifier (> 0dB), not only attenuation.



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