Phonofilm is an optical sound-on-film system developed by inventors Lee de Forest and Theodore Case in the early 1920s. In 1919 and 1920, de Forest, inventor...
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Lee de Forest (section Phonofilm sound-on-film process)
premiered 18 Phonofilm short films at the independent Rivoli Theater in New York City. Starting in May 1924, Max and Dave Fleischer used the Phonofilm process...
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Optical sound (section 1919-1926: Phonofilm)
("Finland's Thomas Edison"), who improved Phonofilm's amplification system to be audible in a large theater. Phonofilm was used mainly to record stage performances...
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British Talking Pictures, which purchased the primary Phonofilm assets. By the end of 1930, the Phonofilm business would be liquidated. In Europe, others were...
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was created using Powers' Cinephone system, which used Lee de Forest's Phonofilm system. Pat Powers' company distributed Steamboat Willie, which was an...
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debuted his own Phonofilm sound-on-film system in New York City on AprilĀ 15, 1923, but due to the relatively poor sound quality of Phonofilm and the impressive...
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Informational notes This scene pays homage to the original 1921 DeForest Phonofilm demonstration, featuring DeForest explaining the system. This is a reference...
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Tefiphon/Teficord (early 1930s), Tefifon Dictabelt (1947) Sound-on-film Phonofilm (1919) Tri-Ergon (1922) Movietone (1926) Photophone (1929) Fantasound...
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Federal Radio Commission. On August 11, 1924, Theodore W. Case, using the Phonofilm sound-on-film process he developed for Lee de Forest, filmed Coolidge...
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Ben Bernie and All the Lads, made in New York City with the De Forest Phonofilm sound-on-film system. In the 1920s, Levant recorded with the Ben Bernie...
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