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ISO 21727:2004

Cinematography — Method of measurement of perceived loudness of motion-picture audio material
24 sht 2004
95.99 Withdrawal of Standard   25 pri 2016

General information

95.99     25 pri 2016

ISO

ISO/TC 36

International Standard

37.060.99  

anglisht  

Buying

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Scope

ISO 21727:2004 specifies a method of measurement of motion-picture sound that allows assessment of the subjective loudness and annoyance of the sound recording when replayed at the recommended replay level in rooms aligned with the characteristics of ISO 2969. The specified method of measurement assesses the entire duration of the sound recording with suitable channel summation, frequency weighting and time integration.

Life cycle

NOW

WITHDRAWN
ISO 21727:2004
95.99 Withdrawal of Standard
25 pri 2016

REVISED BY

PUBLISHED
ISO 21727:2016