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 #:
000382
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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362 riNKMATOGRAPHlC ANNUAL end of the scene by the same method of writing directly in the sound camera. In Fig. 3 is represented schematic diagram showing the pickup, amplifier and recording channels. It will be noted that ^■MMlM Sk^w*"^^^ ' '. ^m . . . . *|BI Hi ■■■! \i ife^^K ■ S mm 1 * ...fcBTT *♦* 1 H ■P ■C1 ^P i J ■■■ L .. 9 ~~~~~I~~~-' ' *€! i ^ * s t: ■ L 1 \ r ' FIGURE 5 the customary Western Electric type of condenser microphones are used and connected in the usual way, first, through junction boxes, and then through mixing panels, to what is known as the master mixer. From this master mixer the output is connected to a standard 8C amplifier. The output of this amplifier is then introduced into what is known as a bridging amplifier, and any number of bridging amplifiers may be employed for simultaneous recordings on more than one sound camera. The output from the bridging amplifier then passes through the Aeolight control panel, which provides for the operation of the Aeolight at its proper working points. There is also provided a dummy circuit for monitoring when it is not desirable to burn the Aeolight. A level diagram is shown in Fig. U> which graphically re