American cinematographer (Dec 1930)

Record Details:

Title:
American cinematographer
Date:
Dec 1930
Publisher:
American Photographic Publishing Company
Volume:
American cinematographer (Dec 1930)
Leaf #:
0009
Language:
English
Subjects:
Motion Pictures, Film Industry Trade Magazine",Cinematography,"Technical Journal
Collection:
Technical Journals and Hollywood Studio System
Format:
Periodicals
Contributor:
American Society of Cinematographers, Hollywood
Sponsor:
Media History Digital Library
Coordinator:
Media History Digital Library
Description:
Date Added:
November 10, 2022
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It 1 Fig. 1 : Oscillograph of the Shorin system for sound recording on film. 1—-Oscillograph with the exciting coils and cover off. 2—The cover of the Oscillograph with ribbon holders fastened to it. 3—The assembled Oscillograph. Fig. 2: The ribbon holder of Oscillograph, and all parts for fastening and tuning the ribbon. Fig. 3: Shows complete Oscillograph. Fig. 4: Amplifier for sound recording having 3 stages push-pull. 1—Amplifying tubes. 2—Control panel. Fig. 5: Expeditionary type sound and picture recorder; 1 Oscillograph. 2—Synchronous motor. 3—French type camera of system “Debrie.” Fig. 6: Stationary sound projector. 1—Mechanism of uniform motion. 2—Box of photo cells. Fig. 7: Box of photo cells. 1—Photo cells. 2—Head amplifier. 8 I