IEC 60574-20:1988 ED1

Audiovisual, video and television equipment and systems. Part 20: Methods of measuring and reporting the performance of 16 mm sound film projectors IEC 60574-20:1988 ED1

Publication date:   Apr 27, 1988

Scope

Applies to 16 mm motion picture film projectors for 16 mm films for general application. Defines characteristics affecting the performance of 16 mm projectors related to picture quality and to the quality of sound recorded on and reproduced from photographic and magnetic sound tracks. Specifies methods of measurement of those characteristics, and the conditions under which such measurements shall be made, and recommends standard ways of reporting the performance.