Ok, so the crackle is not probably exactly regular, but it's very often after some beep occurs (IM beep, system beep, etc).
-- Regular crackling sound on ThinkPad R61 https://bugs.launchpad.net/bugs/500987 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
