This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
Specifies basic technical characteristics for magnetic sound test films used for checking, adjusting and measuring 70 mm motion-picture projector sound systems and sound reproduction channels of motion-picture installations. Includes specifications for test films intended for checking, adjusting and measuring of azimuth of the magnetic head gaps; output level balance of several motion-picture projectors or systems and interchannel balance on each projector or system; frequency response of the sound reproduction channels and non-uniformity in velocity of film travel.
Status : PublishedPublication date : 1995-05
Edition : 1Number of pages : 7
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