Replaces the sound track on a video recording with new sound.

The replacement of one of the soundtracks on a video recording without affecting the picture. Only possible with some camcorders and VCRs.

Recording audio over an existing video program without affecting the video images.

A feature which allows the replacement or addition of an audio signal onto a previously recorded tape without disturbing the video signal.

1. To re-record the audio portion of a videotape without disturbing the video portion of the signal. 2. To make a copy of an audio tape.

Facility found on some camcorders and video recorders that enables the user to record a different soundtrack to the one made on the original recording.

Result of recording audio over prerecorded videotape soundtrack, or a portion, without affecting prerecorded video images.

Refers to the process of replacing all or part of the original video soundtrack (e.g., with narration or music), without affecting the video.