This site also has basic tutorials for common applications. There's a newer beta of Audacity, but this is a great starting point for those interested in the free sound editing software. http://vip.chowo.co.uk/wp-content/uploads/jaws/Audacity-1.3.3-Guide.html Mark Senk | [log in to unmask] 412 386-6513 http://www.cdc.gov/niosh/npptl/