Welcome to Sprocket School! This project is maintained by volunteer editors. Learn more about how this works.

Sound formats: Difference between revisions

From Sprocket School
Jump to navigation Jump to search
No edit summary
No edit summary
 
(One intermediate revision by the same user not shown)
Line 4: Line 4:
'''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]].
'''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]].


* [[magnetic soundtrack]], [[optical soundtrack]], digital sound/sound on disc
* [[magnetic sound]], [[optical soundtrack]], digital sound/sound on disc
* magenta vs. cyan vs. black/silver/gray for optical tracks
* magenta vs. cyan vs. black/silver/gray for optical tracks
* Determining sound formats (esp. optical formats)
* Determining sound formats (esp. optical formats)
Line 40: Line 40:


[[Category:Film prints]]
[[Category:Film prints]]
[[Category: Sound]]
[[Category: Sound formats]]

Latest revision as of 10:13, 26 May 2017

A 35mm print with both variable area and variable density mono tracks.
Example of a 35mm print with SDDS, Dolby digital, optical SR, and DTS.

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
  • 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 x
SDDS Digital x
Dolby SR (70mm) Magnetic x
Dolby A (70mm) Magnetic x
Magnetic Magnetic x x x x x