alsa-devel@xxxxxxxxxxxxxxxx
alsa-devel-request@xxxxxxxxxxxxxxxx
etc.
On Tue, Jan 01, 2019 at 08:45:09PM -0800, Robert M. Riches Jr. wrote:
What is the path or URL to that list? On sourceforge, I see
alsa-announce, alsa-cvslog, and alsa-user, but no alsa-dev*.
Thanks,
Robert
Date: Mon, 31 Dec 2018 22:48:50 -0800
From: frederik@xxxxxxx
To: "Robert M. Riches Jr." <rm.riches@xxxxxxxxxxxxxx>
Cc: alsa-user@xxxxxxxxxxxxxxxxxxxxx
Reply-To: frederik@xxxxxxx
You probably want to send this to the ALSA developer list, this one is
not very active.
On Mon, Dec 31, 2018 at 09:05:59PM -0800, Robert M. Riches Jr. wrote:
>With a new OS installation on a pre-existing machine, some of the
>USB audio devices now have only 1.00 dB of playback volume
>adjustment, which of course is not enough to be terribly useful.
>
>The affected USB devices show up as "Audio Advantage MicroII" in the
>output of "aplay -L". From LSB, they show up as these:
>
>Bus 001 Device 004: ID 0d8c:0103 C-Media Electronics, Inc. CM102-A+/102S+ Audio Controller
>Bus 001 Device 003: ID 0d8c:0103 C-Media Electronics, Inc. CM102-A+/102S+ Audio Controller
>
>I just installed Devuan Ascii on the machine. It's running kernel
>4.9.0-8-amd64 and alsa-utils version 1.1.3-1. Doing "amixer -c 1
>contents" or "amixer -c 2 contents" shows this for playback volume:
>
>numid=3,iface=MIXER,name='PCM Playback Volume'
> ; type=INTEGER,access=rw---R--,values=2,min=0,max=255,step=0
> : values=0,0
> | dBminmax-min=-1.00dB,max=0.00dB
>
>and
>
>numid=3,iface=MIXER,name='PCM Playback Volume'
> ; type=INTEGER,access=rw---R--,values=2,min=0,max=255,step=0
> : values=77,77
> | dBminmax-min=-1.00dB,max=0.00dB
>
>Using alsamixer to run the controls from end to end, I cannot
>perceive any difference in volume level.
>
>In contrast, the other device I use (either HDA Intel or HDA NVidia)
>has around a 60dB range according to amixer, and running the control
>in alsamixer from end to end has a huge range of gain.
>
>Previously, the exact same hardware was running Debian 7/Wheezy and
>then Slackware 14.2. With both those operating systems, the USB
>sound devices had a very adequate volume control range, certainly a
>whole lot more than 1dB.
>
>Being as the USB sound devices are the ones my wife uses, I'd be
>extremely grateful if somebody could point me a to way (if one
>exists) to a usefully greater range of volume control. Any
>suggestions?
>
>Thanks,
>
>Robert
>
>
>_______________________________________________
>Alsa-user mailing list
>Alsa-user@xxxxxxxxxxxxxxxxxxxxx
>https://lists.sourceforge.net/lists/listinfo/alsa-user
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