ISO 9921-1:1996
Ergonomic assessment of speech communication — Part 1: Speech interference level and communication distances for persons with normal hearing capacity in direct communication (SIL method)
Reference number
ISO 9921-1:1996
Edition 1
1996-10
© ISO 2024
Withdrawn
Withdrawn (Edition 1, 1996)

Abstract

Provides a method for prediction of the effectiveness of speech communication in the presence of noise generated by machinery as well as in noisy environment. Parameters are the ambient noise at the speaker's position, ambient noise at the listener's position, distance between the communication partners and a great number of physical and personal conditions.

General information

  • Status
     : Withdrawn
    Publication date
     : 1996-10
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 10
  • Technical Committee :
    ISO/TC 159/SC 5
    ICS :
    13.180 
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