Cinematographic annual : 1930 (1930)

Record Details:

Title:
Cinematographic annual : 1930
Date:
1930
Publisher:
Hollywood : The American Society of Cinematographers, Inc.
Volume:
Cinematographic annual : 1930
Leaf #:
000420
Language:
English
Subjects:
Motion Pictures, Motion Picture Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
{"Media History Digital Library","Richard Koszarski","Jeff Joseph"}
Coordinator:
Media History Digital Library
Description:
Date Added:
March 21, 2024
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400 CINEMATOGRAPHIC ANNUAL is located behind the magazine in this illustration and consists of two stages mounted on a spring suspension. Means are provided to lock this suspension during transportation. The motor is seen in the lower left corner of the case. The drive is by FIGURE 13 means of stepped pulleys and a round fabric belt to allow for adaptation for either 50 or 60 cycle current supply. To the left of the motor may be seen the control panel which is equipped with meters and rheostats for proper control of filament supply to exciting lamp and amplifier filaments, and with proper volume control. The final amplifier is furnished in another trunk. This amplifier is a standard small size theatre equipment. A screen trunk is supplied with a collapsible rack to support the screen and a horn trunk furnishes the support for the horn in the proper relation to the screen,