Comment 23 for bug 1534929

(In reply to Yan Pashkovsky from comment #6)
> 1)I've searched over the internet and have found the same issue as mine (35%
> too), but with another usb audio card :
> https://chrisjean.com/fix-for-usb-audio-is-too-loud-and-mutes-at-low-volume-
> in-ubuntu/
> Some notes from this guide helped me: I 've changed "volume = merge" to
> "volume = ignore" in
> /usr/share/pulseaudio/alsa-mixer/paths/analog-output.conf.common
>
> Situation now is much much better: headset behave as they should be (the
> same like in digital mode), but the maximum volume is not loud enough imho
> (120-130% would be fine). Setting volume over 100% causes overdrive (headset
> may play louder without overdrives according to my past expirience).
>
> Maybe making such config default is good idea? (replace merge with ignore)

>
687| 0.000) I: [pulseaudio] alsa-sink.c: Hardware volume ranges from -179,00 dB to 0,00 dB.
 ( 1.687| 0.000) I: [pulseaudio] alsa-sink.c: Fixing base volume to 0,00 dB
 ( 1.687| 0.000) I: [pulseaudio] alsa-sink.c: Using hardware volume control. Hardware dB scale supported.
( 1.687| 0.000) I: [pulseaudio] alsa-sink.c: Using hardware mute control.
( 1.687| 0.000) D: [pulseaudio] alsa-util.c: snd_pcm_dump():
( 1.687| 0.000) D: [pulseaudio] alsa-util.c: Soft volume PCM
( 1.687| 0.000) D: [pulseaudio] alsa-util.c: Control: PCM Playback Volume
( 1.687| 0.000) D: [pulseaudio] alsa-util.c: min_dB: -51
 ( 1.687| 0.000) D: [pulseaudio] alsa-util.c: max_dB: 0
( 1.687| 0.000) D: [pulseaudio] alsa-util.c: resolution: 256

Pulseaudio seem ignore softvol plugin PCM as realtek alc892 dB range is obly 9x