Sound recording and reproduction

Describes how sound is converted into light rays to produce optical sound motion pictures, and how the projector is able to change the light rays back into sound waves. Also describes sound recording by variable density.

Credits

production company

ERPI Classroom Films

Duration

00:09:00:00

Production places

United States

Production dates

1943

Collection metadata

ACMI Identifier

322762

Language

English

Subject categories

Advertising, Film, Journalism, Mass Media & TV → Motion picture industry - Study and teaching

Advertising, Film, Journalism, Mass Media & TV → Motion picture projection

Advertising, Film, Journalism, Mass Media & TV → Motion pictures - Study and teaching

Advertising, Film, Journalism, Mass Media & TV → Sound - Recording and reproducing

Education, Instruction, Teaching & Schools → Motion picture industry - Study and teaching

Education, Instruction, Teaching & Schools → Motion pictures - Study and teaching

Educational & Instructional

Educational & Instructional → Instructional

Mathematics, Science & Technology → Sound-waves

Music & Performing Arts → Sound - Recording and reproducing

Short films

Short films → Short films - United States

Sound/audio

Sound

Colour

Black and White

Holdings

16mm film; Limited Access Print (Section 2)

16mm film; Access Print (Section 1)

Please note: this archive is an ongoing body of work. Sometimes the credit information (director, year etc) isn’t available so these fields may be left blank; we are progressively filling these in with further research.

Cite this work on Wikipedia

If you would like to cite this item, please use the following template: {{cite web |url=https://acmi.net.au/works/73017--sound-recording-and-reproduction/ |title=Sound recording and reproduction |author=Australian Centre for the Moving Image |access-date=20 October 2021 |publisher=Australian Centre for the Moving Image}}

United States, 1943

Please note