Ubuntu Tip : How to Fix crackling noise on HDA audio cards in Ubuntu 9.10
If you are getting crackling noise on HDA audio cards in Ubuntu 9.10.If yes,it is very easy to fix this issue all you have to do is remove the new power-save option in the new audio drivers.
Procedure to follow
Open terminal and enter the following comamnd
gksudo gedit /etc/modprobe.d/alsa-base.conf
This will prompt for password
Now you have to delete last two lines where you see power-save option
Save and exit the file.
If you want you can take backup of the above file before doing any changes
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