Sound-on-disc is a class of sound film processes using a phonograph or other disc to record or play back sound in sync with a motion picture. Early sound-on-disc systems used a mechanical interlock with the movie projector, while more recent systems use timecode.

Examples of sound-on-disc processes


United States

United Kingdom

  • British Phototone, short-lived UK system using 12-inch discs, introduced in 1928-29 (Clue of the New Pin)



  1. Thomas Louis Jacques Schmitt, « The genealogy of clip culture » in Henry Keazor, Thorsten Wübbena (dir.) Rewind, Play, Fast Forward, transcript, ISBN 978-3-8376-1185-4

See also

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