How do I add an additional audio track to a .avi movie file in OSX? I downloaded a full length movie, it had stereo channel audio, but one of the audio tracks was still missing, possibly the center channel that was lost from a surround sound mix when it was bounced to standard 2 channel audio. I now have the missing audio file and need to add it to the other two. [more inside]
posted by Charlie Lesoine on Oct 25, 2009 - 5 answers

Plugging in an external monitor to my Macbook Pro kills the audio. What's up with that? And is there a solution that does not involve an expensive USB audio product? [more inside]
posted by larsks on Feb 16, 2009 - 9 answers

Some sound design questions to follow up on this golden moldy oldie... [more inside]
posted by Blazecock Pileon on Sep 17, 2007 - 14 answers

The sound on my OS X G4 laptop has suddenly become very loud and distorted. Help me make it stop. [more inside]
posted by cccorlew on Nov 14, 2006 - 4 answers

Why does my new Mac still make noises when I turn the sound all the way down? [more inside]
posted by Eddie Mars on Aug 21, 2006 - 4 answers

I installed OS 10.4.7 the other day, and now Flash files are soundless—on all of my browsers. [more inside]
posted by interrobang on Jul 3, 2006 - 5 answers

Is there a widget or other worthwhile utility out there that can give me slightly easier, and better, control of the "Sound" settings on my Mac? [more inside]
posted by pzarquon on Dec 15, 2005 - 10 answers

I currently use the standard 3.5mm jacks on my Powerbook and would like to upgrade to a nicer set of inputs and outputs. [more inside]
posted by suitcase on Nov 14, 2005 - 6 answers