1
Scope
and object
1.1
Scope
1.2
Object
2
Normative
references
3
Definitions
4
Abbreviations
5
Artificial
ear types
5.1
Type
1 – IEC 60318
5.2
Type
2 – IEC 60711
5.3
Type
3
5.4
Calibration
of the artificial ears Type 1 and Type 3.2
5.5
Performance
verification of the artificial ears Type 2, Type 3.1, Type 3.3 and Type
3.4
5.6
Atmospheric
reference conditions
5.7
General
requirements
5.8
DRP
to ERP correction
Annex A – A
practical procedure for determination of the acoustic input impedance of
artificial ears
A.1
Introduction
A.2
Calibration
of the impedance probe
A.3
Artificial
ear calibration
Appendix I
– Comparative acoustical input impedance measurements on the artificial ears
Type 3.3 and Type 3.4 and on real ears
I.1
Introduction
I.2
Data overview
I.3
Artificial ear measurements
I.4
Human ear measurements
I.5
Comparison between human and
artificial ear measurements
Appendix II
– Illustration of the mobile phone shaped impedance probe used in
Appendix I
Bibliography