Reference number
ISO 3744:1994
© ISO 2025
ISO 3744:1994
Acoustics — Determination of sound power levels of noise sources using sound pressure — Engineering method in an essentially free field over a reflecting plane
Edition 2
1994-05
Withdrawn
Withdrawn (Edition 2, 1994)

Abstract

Specifies a method of measurement. Gives requirements for the test environment and instrumentation, as well as techniques for obtaining the surface sound pressure level from which the sound power level of the source is calculated, leading to results which have a grade 2 accuracy.

General information

  • Status
     : Withdrawn
    Publication date
     : 1994-05
    Stage
    : Withdrawal of International Standard [95.99]
  • Edition
     : 2
    Number of pages
     : 31
  • Technical Committee :
    ISO/TC 43/SC 1
    ICS :
    17.140.01 
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