Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Range of sound pressure level of auditory signal
5.1 General
5.2 When not considering the masking effect of an
interfering sound
5.2.1 Method using octave-band analysis or
one-third-octave-band analysis
5.3 When taking the masking effect of interfering
sound into consideration
5.3.1 Method using A-weighted sound pressure
level measurement
5.3.2 Method using octave-band analysis
5.3.3 Method using one-third-octave-band analysis
Annex A (normative) - Method for measuring the sound
pressure level of auditory signal
A.1 Introduction
A.2 Measuring method of the sound pressure level
of an auditory signal
A.2.1 Type of measurement
A.2.2 Measuring devices
A.2.3 Measurement room and installation of product
A.2.4 Measurement position
A.2.5 Measurement of sound pressure level
Annex B (normative) - Method for measuring the sound
pressure level of interfering sound
B.1 Introduction
B.2 Measuring method of sound pressure level of an
interfering sound
B.2.1 Type of measurement
B.2.2 Measuring device
B.2.3 Measurement room
B.2.4 Measurement position
B.2.5 Measurement of sound pressure level
Annex C (informative) - Example of the record of measurement
conditions and results
C.1 Introduction
C.2 Example of recording sheet
Annex D (informative) - Examples of measurement and range
setting of the sound pressure level of auditory signal
D.1 Introduction
D.2 Example of the measurement and range setting of sound
pressure level of the reception and start signal
D.3 Examples of measurement and range setting of sound
pressure level of end signal
D.3.1 Example of measurement using the method
of A-weighted sound pressure level
D.3.2 Example of measurement by the method
using one-third-octave-band analysis
Bibliography