Labels:text | screenshot | rectangle | parallel | window OCR: STORING FILM SOUND Optical storage Magnetic storage Digital storage There are three main systems for strip of magnetic tape to store storing sound on film. Optical sound track information. Digital systems use a sensor to detect the changes in light shining through an sound is stored as a pattern of black and white cells between the extra track at the side of the film. Magnetic systems use a built-in sprocket holes of the film, and is read using an infrared beam.
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