SMPTE ST 185:2003 ST 185:2003 - SMPTE Standard - For Motion-Picture Film (70-mm) — Six Magnetic Records on Release Prints — Position, Dimensions, Reproducing Speed and Identity
(1.1) This standard specifies the position, dimensions, reproducing speed, identity, and use of the six magnetic audio records on 70-mm motion-picture release prints. (1.2) The standard also specifies the longitudinal picture-audio displacement on the film.
SMPTE ST 185:2003 history
2011SMPTE ST 185:2011 ST 185:2011 - SMPTE Standard - Motion-Picture Film (70-mm) — Six Magnetic Records on Release Prints — Position, Dimensions, Reproducing Speed and Identity
2003SMPTE ST 185:2003 ST 185:2003 - SMPTE Standard - For Motion-Picture Film (70-mm) — Six Magnetic Records on Release Prints — Position, Dimensions, Reproducing Speed and Identity