JB/T 9427.1-2016 English PDF

US$169.00 · In stock
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JB/T 9427.1-2016: Projector test film - Part 1: Projector test film for monophonic sound 35 mm motion picture-Technical specification
Status: Valid

JB/T 9427.1: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JB/T 9427.1-2016	169	Add to Cart	3 days	Projector test film - Part 1: Projector test film for monophonic sound 35 mm motion picture-Technical specification	Valid
JB/T 9427.1-1999	279	Add to Cart	3 days	35mmCinema to graphy-photographic monophonic sound test films. Specifications	Obsolete

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Basic data

Standard ID: JB/T 9427.1-2016 (JB/T9427.1-2016)
Description (Translated English): Projector test film - Part 1: Projector test film for monophonic sound 35 mm motion picture-Technical specification
Sector / Industry: Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard: N44
Word Count Estimation: 7,756
Date of Issue: 2016-01-15
Date of Implementation: 2016-06-01
Older Standard (superseded by this standard): JB/T 9427.1-1999
Regulation (derived from): ?Ministry of Industry and Information Technology Bulletin 2016 No.3
Issuing agency(ies): Ministry of Industry and Information Technology
Summary: This standard specifies the basic technical requirements for the 35mm mono optical vocal cord test piece for inspection, adjustment and measurement of the optical reverberation system path of film equipment. a) test and adjust the test piece for the lateral width of the sound-stimulated light blade and its relative position to the reference side of the film; b) the test piece for checking and adjusting the sound-stimulus or the focus and the tilt angle (azimuth) ; c) test and adjust the test piece for the uniformity of the illuminating light edge illumination; d) test piece for checking and adjusting the level output balance of the sound path; e) test piece for checking and adjusting the frequency characteristic of the sound path ;f) A jitter rate test piece for checking and adjusting the unevenness of the sound speed.

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