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EN ISO 389-4 : 1998

Current
Current

The latest, up-to-date edition.

ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 4: REFERENCE LEVELS FOR NARROW-BAND MASKING NOISE
Published date

16-12-1998

Publisher

Comite Europeen de Normalisation

Foreword
Introduction
1 Scope
2 Normative references
3 Definitions
4 Specifications
Annex A (informative) Notes on the derivation of the reference
                      levels
Annex B (informative) Bibliography

Defines reference levels for narrow-band masking noise presented by air conduction from an earphone in pure-tone audiometry.

Committee
CEN/TC 211
DevelopmentNote
Supersedes EN 28798. (04/2005)
DocumentType
Standard
PublisherName
Comite Europeen de Normalisation
Status
Current
Supersedes

NF EN 15927 : 2010 SERVICES OFFERED BY HEARING AID PROFESSIONALS
I.S. EN 15927:2010 SERVICES OFFERED BY HEARING AID PROFESSIONALS
UNI EN 15927 : 2010 SERVICES OFFERED BY HEARING AID PROFESSIONALS
EN 15927:2010 Services offered by hearing aid professionals
UNE-EN 15927:2011 Services offered by hearing aid professionals
CEI EN 60645-1 : 2016 ELECTROACOUSTICS - AUDIOMETRIC EQUIPMENT - PART 1: EQUIPMENT FOR PURE-TONE AUDIOMETRY
BS EN 60645-1:2017 Electroacoustics. Audiometric equipment Equipment for pure-tone and speech audiometry
BS EN 15927:2010 Services offered by hearing aid professionals
I.S. EN 60645-1:2017 ELECTROACOUSTICS - AUDIOMETRIC EQUIPMENT - PART 1: EQUIPMENT FOR PURE-TONE AND SPEECH AUDIOMETRY
UNE-EN 60645-1:2015 Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone audiometry
EN 60645-1:2017 Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry

IEC 60645-1:2017 Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry
ISO 389:1991 Acoustics Standard reference zero for the calibration of pure-tone air conduction audiometers
IEC 60126:1973 IEC reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts
IEC 60711:1981 Occluded-ear simulator for the measurement of earphones coupled to the ear by ear inserts
EN ISO 389-2 : 1996 Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994)
IEC 60318:1970 An IEC artificial ear, of the wide band type, for the calibration of earphones used in audiometry
ISO 389-2:1994 Acoustics Reference zero for the calibration of audiometric equipment Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones
ISO 389-3:2016 Acoustics Reference zero for the calibration of audiometric equipment Part 3: Reference equivalent threshold vibratory force levels for pure tones and bone vibrators
EN ISO 389 : 1995 ACOUSTICS - STANDARD REFERENCE ZERO FOR THE CALIBRATION OF PURE-TONE AIR CONDUCTION

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