When capturing clips with Final Cut Pro 1.2.1 and Mac OS 8.6 with QuickTime 4.1 (or later), an audio blast will occur at the end of the clip. To resolve this behavior, use one of these two possible workarounds:
Note: In order to install QuickTime 4.0.3 over QuickTime 4.1 or later, you must follow these steps:
1. Remove all QuickTime extensions and control panels from their respective folders.
2. Restart the computer.
3. After restarting, install QuickTime 4.0.3.