Reference number
ISO/TR 4870:1991
© ISO 2025
Technical Report
ISO/TR 4870:1991
Acoustics — The construction and calibration of speech intelligibility tests
Edition 1
1991-12
Withdrawn
Withdrawn (Edition 1, 1991)

Abstract

Describes: a) the methods for the construction of speech tests for the measurement of the intelligibility of transmitted speech; b) a reference communication system and the necessary test conditions.

General information

  • Status
     : Withdrawn
    Publication date
     : 1991-12
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 1
    Number of pages
     : 22
  • Technical Committee :
    ISO/TC 43/SC 1
    ICS :
    13.140 
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