Welcome to Sprocket School! This project is maintained by volunteer editors. A guide to editing.

Difference between revisions of "Sound formats"

From Sprocket School
Jump to navigation Jump to search
 
(23 intermediate revisions by 3 users not shown)
Line 1: Line 1:
* Mono (variable density, variable area)
[[File:Mono tracks.jpg |right|thumb|300px|A 35mm print with both variable area and variable density mono tracks.]]
* SR
[[File:35mm sound formats.JPG |right|thumb|300px|Example of a 35mm print with SDDS, Dolby digital, optical SR, and DTS.]]
* SRD / Dolby Digital
* DTS
* SDDS
* Magnetic
* Sound on disc
* Silent films


[[Category:Film components]]
'''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 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
 
 
{| class="wikitable sortable"
|-
! 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 ||  ||
|}
 
 
[[Category:Film prints]]
[[Category: Sound]]
[[Category: Sound formats]]

Latest revision as of 11:13, 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