Hi Felipe, I tried your pactl command. The result is the same than through pavucontrol graphical tool. There is another puzzling feature : the decibel measure is negative. Below my pavucontrol screen. Thank you for your attention. Excuse my late answer, I was far from any computer this week.
Jean ----- Mail original ----- De: "Felipe Sateler" <fsate...@debian.org> À: "JEBE" <jber...@free.fr>, 766...@bugs.debian.org Envoyé: Lundi 27 Octobre 2014 13:51:57 Objet: Re: Bug#766781: pavucontrol: Input volume cannot be more than 39% Hi, On Sat, Oct 25, 2014 at 3:13 PM, JEBE <jber...@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