Sound-on-disc is a class of

sound film A sound film is a motion picture with synchronized sound, or sound technologically coupled to image, as opposed to a silent film. The first known public exhibition of projected sound films took place in Paris in 1900, but decades passed before ...

processes using a

phonograph A phonograph, in its later forms also called a gramophone (as a trademark since 1887, as a generic name in the UK since 1910) or since the 1940s called a record player, or more recently a turntable, is a device for the mechanical and analogu ...

or other disc to record or play back

sound In physics, sound is a vibration that propagates as an acoustic wave, through a transmission medium such as a gas, liquid or solid. In human physiology and psychology, sound is the ''reception'' of such waves and their ''perception'' by the ...

in sync with a

motion picture A film also called a movie, motion picture, moving picture, picture, photoplay or (slang) flick is a work of visual art that simulates experiences and otherwise communicates ideas, stories, perceptions, feelings, beauty, or atmosphere ...

. Early sound-on-disc systems used a mechanical

interlock An interlock is a feature that makes the state of two mechanisms or functions mutually dependent. It may be used to prevent undesired states in a finite-state machine, and may consist of any electrical, electronic, or mechanical devices or system ...

with the

movie projector A movie projector is an optics, opto-mechanics, mechanical device for displaying Film, motion picture film by projecting it onto a movie screen, screen. Most of the optical and mechanical elements, except for the illumination and sound devices ...

, while more recent systems use

timecode A timecode (alternatively, time code) is a sequence of numeric codes generated at regular intervals by a timing synchronization system. Timecode is used in video production, show control and other applications which require temporal coordination ...

Examples of sound-on-disc processes

France

* The

Chronophone The Chronophone is an apparatus patented by Léon Gaumont in 1902 to synchronise the Cinématographe (Chrono-Bioscope) with a disc Phonograph (Cyclophone) using a "Conductor" or "Switchboard". This sound-on-disc display was used as an experiment fro ...

(

Léon Gaumont Léon Ernest Gaumont (; 10 May 1864 – 10 August 1946) was a French inventor, engineer, and industrialist who was a pioneer of the motion picture industry. He founded the world’s first and oldest film studio Gaumont Film Company, and worked in ...

) "Filmparlants" and phonoscènes 1902–1910 (experimental), 1910–1917 (industrial)Thomas Louis Jacques Schmitt, « The genealogy of clip culture » in Henry Keazor, Thorsten Wübbena (dir.) ''Rewind, Play, Fast Forward'', transcript,

United States

Vitaphone Vitaphone was a sound film system used for feature films and nearly 1,000 short subjects made by Warner Bros. and its sister studio First National from 1926 to 1931. Vitaphone was the last major analog sound-on-disc system and the only one th ...

introduced by

Warner Bros. Warner Bros. Entertainment Inc. (commonly known as Warner Bros. or abbreviated as WB) is an American film and entertainment studio headquartered at the Warner Bros. Studios complex in Burbank, California, and a subsidiary of Warner Bros. D ...

in 1926 * Phono-Kinema, short-lived system, invented by Orlando Kellum in 1921 (used by D. W. Griffith for ''

Dream Street Dream Street were an American pop music, pop boy band that was formed in 1999 by Louis Baldonieri and Brian Lukow. The band disbanded in 2002 following a legal dispute between parents of the band members and the band's managers. History The ...

'') *

Digital Theater Systems DTS, Inc. (originally Digital Theater Systems) is an American company that makes multichannel audio technologies for film and video. Based in Calabasas, California, the company introduced its DTS technology in 1993 as a competitor to Dolby Labor ...

United Kingdom

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

Other

* Systems with the film projector linked to a

or cylinder phonograph, developed by

Thomas Edison Thomas Alva Edison (February 11, 1847October 18, 1931) was an American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures. These inventio ...

(

Kinetophone The Kinetoscope is an precursors of film, early motion picture exhibition device, designed for films to be viewed by one person at a time through a peephole viewer window. The Kinetoscope was not a movie projector, but it introduced the basic ...

, Kinetophonograph),

Selig Polyscope The Selig Polyscope Company was an American motion picture company that was founded in 1896 by William Selig in Chicago. The company produced hundreds of early, widely distributed commercial moving pictures, including the first films starring Tom ...

, French companies such as Gaumont ( Chronomégaphone and

) and

Pathé Pathé or Pathé Frères (, styled as PATHÉ!) is the name of various French people, French businesses that were founded and originally run by the Pathé Brothers of France starting in 1896. In the early 1900s, Pathé became the world's largest ...

, and British systems.

Examples of sound-on-disc processes

France

United States

United Kingdom

Other

References

See also