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Sound formats: Difference between revisions
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[[File:Mono tracks.jpg |right|thumb|300px|A print with both variable area and variable density mono tracks.]] | [[File:Mono tracks.jpg |right|thumb|300px|A print with both variable area and variable density mono tracks.]] | ||
'''Sound formats''' are technologies that allow recorded sound to be synchronized to (or otherwise accompany) a film. Before the advent of sound formats, all films were [[silent film|silent]]. | '''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 film|silent]]. | ||
* magenta vs. cyan vs. black/silver/gray for optical tracks | * magenta vs. cyan vs. black/silver/gray for optical tracks | ||
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| [[Stereo]] || Optical || || x || || || || || | | [[Stereo]] || Optical || || x || || || || || | ||
|- | |- | ||
| [[Dolby SR]] || Optical || || x || || || || || | | [[Dolby SR]] (35mm) || Optical || || x || || || || || | ||
|- | |- | ||
| [[Dolby A]] || Optical || || x || || || || || | | [[Dolby A]] (35mm) || Optical || || x || || || || || | ||
|- | |- | ||
| [[Dolby | | [[Dolby Digital]] || Digital || || x || || || || || Also called Dolby SR-D | ||
|- | |- | ||
| [[DTS]] || Digital || x || x || || || || || | | [[DTS]] || Digital || x || x || || || || || | ||
|- | |- | ||
| [[SDDS]] || Digital || || x || || || || || | | [[SDDS]] || Digital || || x || || || || || | ||
|- | |||
| [[Dolby SR]] (70mm) || Magnetic || x || || || || || || | |||
|- | |||
| [[Dolby A]] (70mm) || Magnetic || x || || || || || || | |||
|- | |- | ||
| Magnetic || Magnetic || x || x || x || x || x || || | | Magnetic || Magnetic || x || x || x || x || x || || | ||
Revision as of 17:44, 10 August 2013
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.
- magenta vs. cyan vs. black/silver/gray for optical tracks
- Determining sound formats (esp. optical formats)
- Determining sound levels - best practices
- Sound on disc
- optical vs. digital vs. mag
- Amplifiers?
- Sound processors
- Speakers
| Sound format | Type | 70mm? | 35mm? | 16mm? | 8mm? | Super8? | Other gauges? | Notes |
|---|---|---|---|---|---|---|---|---|
| Mono | Optical | x | x | variable density vs. variable area | ||||
| Stereo | Optical | x | ||||||
| Dolby SR (35mm) | Optical | x | ||||||
| Dolby A (35mm) | Optical | x | ||||||
| Dolby Digital | Digital | x | Also called Dolby SR-D | |||||
| DTS | Digital | x | x | |||||
| SDDS | Digital | x | ||||||
| Dolby SR (70mm) | Magnetic | x | ||||||
| Dolby A (70mm) | Magnetic | x | ||||||
| Magnetic | Magnetic | x | x | x | x | x |