Sound motion pictures : from the laboratory to their presentation (1929)

Record Details:

Title:
Sound motion pictures : from the laboratory to their presentation
Date:
1929
Publisher:
Garden City : Doubleday, Doran & Company, Inc.
Volume:
Sound motion pictures : from the laboratory to their presentation
Leaf #:
000147
Language:
English
Subjects:
Motion Pictures, Motion pictures--Technology
Collection:
Books
Format:
Books
Contributor:
Media History Digital Library
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
March 28, 2024
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OPERATING MANUAL 127 See that the needle tracks properly on the record and that the film travels freely. On synchronized feature pictures, by starting and stopping motor with the starting switch, run off as much film as is necessary to bring the end of the "Part No/' leader approximately up to the projector aperture. IV. HORN CONTROLS If the equipment is of the rack-mounted type, with a 200-A output control panel, first adjust the horn controls on the output control panel for the A, B, C settings as required for the particular subject being shown. Then set up the record of film according to the directions. The following table shows the steps on which the horn control dial switches on this panel must be placed to give, respectively, the A, B, and C settings: "a" settings Controls 123456 Steps "b" settings Controls 123456 Steps "c" settings Controls 123456 Steps V. FADER AND HORN SETTINGS The full-house fader setting is shown on each record or sound film by a number, 8, 9, 10, etc. The horn setting or grouping recommended for the record of film is indicated by the letter A, B, or C. The significance of the letters is as follows: A — For speech, vocal or instrumental solo, with or without light orchestral accompaniment, use the upper