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Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Reference meteorological conditions
5 Test rooms
6 Instrumentation
7 Definition, location, installation and operation of noise
   source under test
8 Measurement surface
9 Determination of sound power levels and sound energy levels
10 Measurement uncertainty
11 Information to be recorded
12 Information to be reported
Annex A (normative) - General procedures for qualification of
        free-field and hemi-free-field rooms
Annex B (normative) - Qualification procedure for spaces within
        test rooms used in the determination of sound power
        levels and sound energy levels of specific noise
        sources
Annex C (normative) - Calculation of A-weighted sound power
        levels and A-weighted sound energy levels from
        one-third-octave band levels
Annex D (normative) - Array of microphone positions on a
        spherical measurement surface in a free field
Annex E (normative) - Arrays of microphone positions on a
        hemispherical measurement surface in a hemi-free field
Annex F (normative) - Coaxial circular paths of microphones
        on a hemispherical measurement surface in a hemi-free
        field
Annex G (normative) - Meridional paths of microphones on a
        hemispherical measurement surface in a hemi-free field
Annex H (normative) - Spiral paths of microphones on a
        hemispherical measurement surface in a hemi-free field
Annex I (informative) - Guidance on the development of information
        on measurement uncertainty
Bibliography

BS ISO 3745