Another important hint. I switched from a USB 3.0 to one of the few USB 2.0 ports I still have... and magically the issue disappears. Can this really be related to the use of a USB 3.0 port?
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to pulseaudio in Ubuntu. https://bugs.launchpad.net/bugs/1566222 Title: [xenial] USB camera MIC: no input or high pitch until pavucontrol is opened Status in pulseaudio package in Ubuntu: Confirmed Bug description: Logitech Webcam C270 connected to USB 2.0 port: no mic input or high pitch voice appears randomly during voice calls(skype test call for example). Seems? to be fixed by opening pavucontrol from Skype -> Settings -> Devices. lsb_release -rd Description: Ubuntu Xenial Xerus (development branch) Release: 16.04 skype: 4.3.0.37-0ubuntu0.12.04.1 pulseaudio: 1:8.0-0ubuntu3 This also happens on ubuntu 15.10 with the same skype package version. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1566222/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp