PERSONICS
Published • Nov 12, 2004
Abstract
The system premiered with the movie White Christmas, in 1954, as part of Paramount’s VistaVision, horizontal 35mm widescreen format. Perspecta Sound employed a single, conventional monophonic sound-track, onto which were encoded subaudible control signals. Tones of 30, 35, and 40 Hz were detected by...
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