Dialogue Editing for Motion Pictures - Lesson 3: Using Reverse Room Tone

When one clip of a transition contains a sound that changes in pitch or volume, you may not be able to find the matching room tone needed to smooth the cut. Sometimes, you can solve this problem by reversing the room tone. Be careful that the clip you're reversing contains no transient sounds such as birds, voices, or car horns. Learn more in Chapter 11 of the book "Dialogue Editing for Motion Pictures - A Guide to the Invisible Art - 2nd Edition" by John Purcell - Focal Press