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Difference between revisions of "Sound formats"
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Mono variable density .
Latest revision as of 11:13, 26 May 2017
Sound formats are technologies that allow recorded sound to be synchronized to (or otherwise accompany) a film. Sound formats also encompass more advanced technologies like noise reduction and sound processing. Before the advent of sound formats, all films were silent.
- magnetic sound, optical soundtrack, digital sound/sound on disc
- magenta vs. cyan vs. black/silver/gray for optical tracks
- Determining sound formats (esp. optical formats)
- Determining sound levels - best practices
- Sound processors
|Sound format||Type||70mm?||35mm?||16mm?||8mm?||Super8?||Other gauges?||Notes|
|Mono||Optical||x||x||variable density vs. variable area|
|Dolby SR (35mm)||Optical||x|
|Dolby A (35mm)||Optical||x|
|Dolby Digital||Digital||x||Also called Dolby SR-D|
|Dolby SR (70mm)||Magnetic||x|
|Dolby A (70mm)||Magnetic||x|