Standard No.:	GB/T 13919-1992
English Name:	cinematography - Magnetic sound test film - Technical specification
Chinese Name:	35mm电影磁性声带检验片技术规范
Chinese Classification:	N44    Test equipment and test plate instrument
Professional Classification:	GB    National Standard
ICS Classification:	37.060.20 37.060.20    Motion picture films. Cartridges 37.060.20
Issued by:	AQSIQ
Issued on:	1992-1-2
Implemented on:	1993-8-1
Status:	superseded
Superseded by:	GB/T 13919-2015 35 mm cinematography―Technical specification ofmagnetic sound test film
Superseded on:	2016-7-1
Abolished on:	2016-07-01
Language:	English
File Format:	PDF
Word Count:	2500 words
Price(USD):	75.00
Delivery:	via email in 1~3 business day

本标准规定了用于检验、调整和测量电影设备还音系统的35mm磁性声带检验片的技术规范。本标准还规定了用35mm电影胶片制作的磁性声带检验片的类型和技术特性。本标准包括供检验、调整和测量下列项目用的检验片：a.磁头隙缝倾角(方位角)；b.多路还音系统电平输出平衡(电平)；c.还音通道频率响应(多频)；d.胶片运行速度的不均匀度(抖度)。