If you’re like me you’ve been suffering through a crazy high-pitched sound emanating from your laptop speakers. Apparently this is a common issue with certain types of audio devices. Thankfully via the power of the Internet I’ve been able to finally find a solution!
It turns out that the issue actually stems from some power saving features (of all things) in the Intel HDA driver. So I simply turned it off and guess what? It worked.
1) Open up (using root) /usr/lib/pm-utils/power.d/intel-audio-powersave
2) Replace or comment out the line:
3) In its place put the line:
Hopefully this also works for you but if not check out the site I found the solution at for some additional tips/things to try.
Previously I was running KDE 4.3.3 on top of Fedora 11 (for the first experiment) and KDE 4.6.5 on top of Gentoo (for the second experiment).
Feel free to visit me at my personal website here.