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
for the tapping machine as impact source
9 Background noise (default and low-frequency
procedure)
10 Reverberation time in the receiving room
(default and low-frequency procedure)
11 Conversion tooctave bands
12 Expression of results
13 Uncertainty
14 Test report
Annex A (normative) - Impact sources
Annex B (normative) - Requirements for
loudspeakers used for reverberation
time measurements
Annex C (informative) - Forms for the
expression of results
Annex D (informative) - Additional guidance
Annex E (informative) - Horizontal measurements -
Examples of suitable impact source and
microphone positions
Annex F (informative) - Vertical measurements -
Examples of suitable impact source and
microphone positions
Bibliography