Short circuit for recording head of simultaneous recording cine

Details Short circuit for recording head of simultaneous recording cine Short circuit for recording head of simultaneous recording cine

1976-04-13

1978-01-24

Hayes, Monroe H.

Optics: motion pictures

With sound accompaniment

Common picture and sound record carrier systems

360 62, 307100, 352 25, G03B 3102

Patent

active

040701069

ABSTRACT:
To eliminate the recording of undesirable sounds which can occur upon stang a sound motion picture camera in which sound is recorded simultaneously as the picture is recorded, a circuit shorting switch is installed in parallel with the sound recording head, and a film transport motor control switch is arranged to function opposite to the circuit shorting switch but in cooperation with that switch to stabilize the amplifier before film movement begins.

REFERENCES:
patent: 2282957 (1942-05-01), Fields
patent: 3699670 (1972-10-01), Takeda
patent: 3879114 (1975-04-01), Stenzenberger

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