My brain is getting taxed now. I remember the problem but haven't seen it for quite some time. I presently installed Maverick, from scratch, and have not seen any issues on my old HP laptop. Have you tried installing from scratch rather than upgrading?
Ken -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/345627 Title: Crackling / scratching noise using Pulseaudio -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs