Two great tools mentioned by Craig at the Adobe forum. These tools were part of the Adobe Tech Support troubleshooting a Capture and Export to Tape issue.
They provide some great information and capabilities
http://www.carr-engineering.com/dvio.htm
http://www.videohelp.com/tools?tool=DVIO
http://www.digital-digest.com/dvd/downl ... t_141.html
http://www.videohelp.com/tools?tool=GraphEdit
http://nickyguides.digital-digest.com/audio-extract.htm