ST 112:2004 - SMPTE Standard - For Motion-Picture Film (16-mm) — 100-Mil Magnetic Audio Record

(1.1) This standard specifies the position, dimensions, and reproducing speed of the nominal 100-mil (2.54-mm) magnetic audio record on 16-mm motion-picture film. (1.2) This standard also specifies the longitudinal picture-audio displacement on the film.