The 40 % is roughly the position of the volume slider in the sound settings, i. e., slightly left from the center position between zero volume and maximal volume.
Note that in alsamixer, the situation is different: there the drop occurs between 1 % and 2 % (but alsamixer's 2 % is equivalent to sound setting's ~40 %). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1534929 Title: [USB-Audio - USB PnP Sound Device, playback] volume slider problem: USB headset playback suddenly drops to inaudible when volume is set below a certain level To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1534929/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
