Comment on How to fix Pulseaudio and Skype crappy sound glitches, choppy sound and crackling on Debian GNU / Linux by GniKinG.
Worked for me in Fedora 17 but seems to cause problems with audio in flash (at least on videos in google chrome :s )
GniKinG Also Commented
How to fix Pulseaudio and Skype crappy sound glitches, choppy sound and crackling on Debian GNU / Linux
Just the second option and everything is fine, if I do the the steps of the first option I have problems with flash videos