Journal of the Society of Motion Picture and Television Engineers (1950-1954)

Record Details:

Title:
Journal of the Society of Motion Picture and Television Engineers
Date:
1950-1954
Publisher:
Easton, Pa. : The Society
Volume:
Journal of the Society of Motion Picture and Television Engineers
Leaf #:
000174
Language:
English
Collection:
Technical Journals
Format:
Periodicals
Contributor:
Prelinger Library
Sponsor:
MSN
Coordinator:
Media History Digital Library
Date Added:
July 19, 2022
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Proposed American Standard 16mm Buzz-Track Test Film (Third Draft) PH22.57 Revision of Z22.57 1947 Page 1 of 2 pages 1. Scope 1.1 This standard specifies a buzz-track test film used for checking the position of the sound scanning beam in 16mm motion-picture sound reproducers. 2. Test Film 2.1 The test film shall have originally re corded 300-cycle and 1000-cycle signal tracks on either side of the central exposed strip as shown in the drawing. 2.2 The position of the tracks, weave in running film on the recorder included, shall be in accordance with the dimensions given in the table below: UNIFORMLY OPAQUE STRIP 1000 CYCLES GUIDED EDGE A — i 300 CYCLES a — r— B Dimension Inches Millimeters A «»±sss , + 0.012 °-510 o.ooo B 0.018 ±0.001 0.460 ± 0.025 C «**±SSS ""±525 NOT APPROVED February 1954 Journal of the SMPTE Vol. 62 167