Sound motion picture camera

Optics: motion pictures – Special effects – Transition effects

Patent

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Details

352 27, 369 3, 360 66, G03B 2136

Patent

active

043113699

ABSTRACT:
In the disclosed sound motion picture camera, a sound overlap device keeps the sound level constant during a predetermined time after the start of a fade out operation, then gradually lowers the sound level and then gradually raises the sound level during the start of a fade in operation.

REFERENCES:
patent: 3950083 (1976-04-01), Yoshimura et al.
patent: 3972604 (1976-08-01), Yoshimura et al.
patent: 4006975 (1977-02-01), Wagensonner et al.
patent: 4106864 (1978-08-01), Burgermann

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