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14/30279048 DC : DRAFT OCT 2014

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

BS EN ISO 389-3 - ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 3: REFERENCE EQUIVALENT THRESHOLD FORCE LEVELS FOR PURE TONES AND BONE VIBRATORS
Superseded date

02-29-2016

Published date

10-20-2014

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Reference equivalent threshold vibratory
  force levels (RETVFLs)
5 Test conditions and requirements
Annex A (informative) - Note on the derivation
        of RETVFL values
Annex B (informative) - Guidance on the application
        of the reference zero to the calibration of
        bone-conduction audiometers
Annex C (informative) - Differences in reference
        equivalent threshold vibratory force levels
        between forehead and mastoid location of vibrator
Annex D (informative) - Bone-conduction threshold of
        hearing for frequencies below 250 Hz
Bibliography

BS EN ISO 389-3.

Committee
EH/1/1
DocumentType
Draft
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

IEC 60318-6:2007 Electroacoustics - Simulators of human head and ear - Part 6: Mechanical coupler for the measurement on bone vibrators
ISO 389-4:1994 Acoustics Reference zero for the calibration of audiometric equipment Part 4: Reference levels for narrow-band masking noise
IEC 60645-1:2017 Electroacoustics - Audiometric equipment - Part 1: Equipment for pure-tone and speech audiometry
ISO 4869-1:1990 Acoustics Hearing protectors Part 1: Subjective method for the measurement of sound attenuation
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
ISO 8253-1:2010 Acoustics Audiometric test methods Part 1: Pure-tone air and bone conduction 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
IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters

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