Bug#766781: pavucontrol: Input volume cannot be more than 39%

[Felipe Sateler]

Hi,

On Sat, Oct 25, 2014 at 3:13 PM, JEBE <jbernon at free.fr> wrote:
> Package: pavucontrol
> Version: 2.0-2
> Severity: normal
>
> Dear Maintainer,
>
> When using my laptop microphone (built-in or through a jack) the sound was very
> low.
>
> I tried to tune it through pavucontrol and couldn't. I tried to fix it through
> alsamixer without success. At last there was no more sound. I purged and
> reinstalled pulseaudio, gnome and pavucontrol without more success.
>
> I found that muting mic and mic boost through alsamixer brought back low input
> sound. I tried again to increase it through pavucontrol and found at last that
> it can be increased up to 39 %. Over 39 % there is no more input signal and no
> more capture.
>
> 39 % is just enough for normal use. But it is misleading and could be better.
>
> Thank you very much for your attention.
>
> Note - In order to be complete, maybe the jack microphone is not detected. I am
> not sure, but I think it is not a linked issue and it is sure that increasing
> the pavucontrol input volume mute any microphone.
>
> Gnome release : 1:3.8+8
> Pulseaudio : 5.0-13
> Pavucontrol : 2.0-2


Can you change the volume using pactl?

pactl set-source-volume <source> 50%

You can discover the source name with pactl list sources.


-- 

Saludos,
Felipe Sateler