ANSI/ASA S3.25 : 2009(R2014)

Superseded

View Superseded by

OCCLUDED EAR SIMULATOR

Available format(s)

Hardcopy , PDF

Superseded date

10-02-2020

Language(s)

English

Published date

11-09-2014

Publisher

Acoustical Society of America

1 Scope
2 Normative References
3 Terms and Definitions
4 Materials
5 Standard ambient reference conditions
6 Calibrated pressure microphone
7 Performance specifications
8 Calibration
9 Acoustic coupling of hearing aids, earphones,
  and miniature receivers
Annex A (informative) - Legacy 4-branch Zwislocki
        ear simulator - Mechanical construction
Annex B (informative) - IEC 60318-4 (formerly IEC 711)
        Ear simulator - Mechanical construction
Bibliography

Ear simulators are intended for earphone response determination, measurement of hearing aid gain and performance, and measurements requiring simulation of the sound transmission characteristics of an external ear.

Committee	S3
DocumentType	Standard
Pages	26
ProductNote	Reconfirmed 2014
PublisherName	Acoustical Society of America
Status	Superseded
SupersededBy	ANSI/ASA S3.25:2009(R2019)
Supersedes	ANSI S3.25 : 2009

IEC 60318-4:2010	Electroacoustics - Simulators of human head and ear - Part 4: Occluded-ear simulator for the measurement of earphones coupled to the ear by means of ear inserts
ANSI/ASA S3.7 : 2016	METHOD FOR MEASUREMENT AND CALIBRATION OF EARPHONES
IEC 61094-4:1995	Measurement microphones - Part 4: Specifications for working standard microphones
ANSI/ASA S1.6 : 2016	PREFERRED FREQUENCIES AND FILTER BAND CENTER FREQUENCIES FOR ACOUSTICAL MEASUREMENTS