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pulseaudio - Skype and VLC sounds sizzling, distorted, bad ...
https://askubuntu.com/questions/157891/skype-and-vlc-sounds-sizzling-distorted-bad-crackling
and append "tsched=0" to the end: load-module module-hal-detect tsched=0 ... Getting rid of pulseaudio restored clear sound in Skype for me. For Gnome-based distros like mainline Ubuntu it is probably impossible to remove pulseaudio since it is a dependency for most of the gnome stuff, including gdm, but on kubuntu, xubuntu and lubuntu this ...
[SOLVED] Crackling sound -- Skype / moc / pulseaudio issue ...
https://bbs.archlinux.org/viewtopic.php?id=164959
After searching the web / wiki I turned the timer-based scheduling off by adding tsched=0 in /etc/pulse/default.pa, so that the relevant line reads as: load-module module-udev-detect tsched=0 This made skype happy, it works as it should.
udev - For pulseaudio what does tsched do (and what are ...
https://askubuntu.com/questions/371595/for-pulseaudio-what-does-tsched-do-and-what-are-the-defaults
tsched Since 0.9.11. Use system-timer based model (aka glitch-free). Defaults to 1 (enabled). If your hardware does not return accurate timing information (e.g. Creative sound cards) you can try to set tsched=0 to enable the interupt based timing which was used in 0.9.10 and before. However I have two machines (different hardware), one which ...
Crackly sound with Skype on Ubuntu/pulseaudio – Geekphreek
https://geekphreek.com/crackly-sound-with-skype-on-ubuntupulseaudio/
Crackly sound with Skype on Ubuntu/pulseaudio By Geekphreek I’ve recently gone back to test driving the latest versions of Ubuntu as I don’t have the time to keep recompiling Gentoo or playing with the breakages I get in Debian Testing/Unstable mix.
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