ELECTROACOUSTICS - SIMULATORS OF HUMAN HEAD AND EAR - PART 1: EAR SIMULATOR FOR THE MEASUREMENT OF SUPRA-AURAL AND CIRCUMAURAL EARPHONES

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

02-22-2019

Publisher

Acoustical Society of America

1 Scope
2 Normative references
3 Terms and definitions
4 Construction
5 Coupling of earphone to ear simulator
6 Calibration
7 Maximum permitted expanded uncertainty
  of measurements
Annex A (informative) - Lumped parameter electrical
        network analogue of the ear simulator
Annex B (informative) - Example of one specific design
        of ear simulator
Annex C (informative) - Measurement method for the
        determination of the acoustical transfer
        impedance of the ear simulator
Bibliography

This part of ANSI/ASA S3.55 / IEC 60318 specifies an ear simulator for the measurement of supraaural and circumaural earphones (used for example in audiometry and telephonometry) applied to the ear without acoustical leakage, in the frequency range from 20 Hz to 10 kHz.

Committee	S3
DevelopmentNote	Also numbered as IEC 60318-1. (03/2014)
DocumentType	Standard
Pages	33
PublisherName	Acoustical Society of America
Status	Current
Supersedes	ANSI S3.55-1 : 2014

IEC 61094-4:1995	Measurement microphones - Part 4: Specifications for working standard microphones
IEC 61094-1:2000	Measurement microphones - Part 1: Specifications for laboratory standard microphones
ISO 389-8:2004	Acoustics — Reference zero for the calibration of audiometric equipment — Part 8: Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones
ISO 389-5:2006	Acoustics Reference zero for the calibration of audiometric equipment Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz
ISO 389-1:1998	Acoustics Reference zero for the calibration of audiometric equipment Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
IEC 61094-2:2009	Electroacoustics - Measurement microphones - Part 2: Primary method for pressure calibration of laboratory standard microphones by the reciprocity technique
ISO 389-5:2006(R2014)	ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 5: REFERENCE EQUIVALENT THRESHOLD SOUND PRESSURE LEVELS FOR PURE TONES IN THE FREQUENCY RANGE 8 KHZ TO 16 KHZ
IEC 61094-6:2004	Measurement microphones - Part 6: Electrostatic actuators for determination of frequency response
ISO/IEC Guide 98-3:2008	Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)