Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Instrumentation
5 Frequency range
6 General
7 Default procedure for sound pressure level
measurement
8 Low-frequency procedure for sound pressure
level measurement
9 Background noise (default and low-frequency
procedure)
10 Reverberation time in the receiving room (default
and low-frequency procedure)
11 Conversion to octave bands
12 Expression of results
13 Precision
14 Test report
Annex A (normative) - Requirements for loudspeakers
Annex B (informative) - Forms for the expression of
results
Annex C (informative) - Additional guidance
Annex D (informative) - Horizontal measurements - Examples
of suitable loudspeaker and microphone positions
Annex E (informative) - Vertical measurements - Examples of
suitable loudspeaker and microphone positions
Bibliography