SMPTE RP 67-2002 Specifications for Buzz-Track Test Film for 16-mm Motion-Picture Audio Reproducers Photographic Type《16 mm电影还音器(摄影型)蜂音统调试验片规范》.pdf
《SMPTE RP 67-2002 Specifications for Buzz-Track Test Film for 16-mm Motion-Picture Audio Reproducers Photographic Type《16 mm电影还音器(摄影型)蜂音统调试验片规范》.pdf》由会员分享,可在线阅读,更多相关《SMPTE RP 67-2002 Specifications for Buzz-Track Test Film for 16-mm Motion-Picture Audio Reproducers Photographic Type《16 mm电影还音器(摄影型)蜂音统调试验片规范》.pdf(2页珍藏版)》请在麦多课文档分享上搜索。
1、SMPTE RECOMMENDED PRACTICE RP 67-2002 Revision of RP 67-1997 Specifications for Buzz-Track Test Film for 16-mm Motion- Photographic Type Picture Audio Reproducers, - Page 1 of 2 pages 1 Scope This practice specifies a test film for checking the lateral position of the sound scanning beam in 16-mm mo
2、tion-picture photographic audio reproducers. 2 Normative references The following standards contain provisions which, through reference in this text, constitute provisions of this practice. At the time of publication, the editions indicated were valid. All standards are subject to revision, and part
3、ies to agreements based on this practice are encouraged to investigate the possibility of applying the most recent edition of the standards indicated below. ANSVSMPTE 109-1998, Motion-Picture Film (16-mm) - Perforated 1 R and 2R SMPTE 223M-2001, Motion-Picture Film - Safety Film 3 Testfilm 3.1 The t
4、est film shall have originally recorded 300-Hz and 1000-Hz signal tracks on opposite sides of the central exposed strip as shown in figure 1. 3.2 The position of the tracks shall be in accordance with the dimensions given in table 1 3.3 The central exposed strip and the exposed portions of the two s
5、ignal tracks shall have a density Of 1.0 + 0.4 - 0.0. 4 Film stock 4.1 The film stock, preferably polyester, shall be splice-free, of the low-shrinkage, safety type in compliance with SMPTE 223M, and cut and perforated in accordance with long-pitch dimensions specified in ANSVSMPTE 109. 4.2 Triaceta
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