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BS 5966:1980

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

Specification for audiometers

Available format(s)

Hardcopy , PDF

Superseded date

15-04-1995

Language(s)

English

Published date

30-09-1980

National foreword
Cooperating organizations
1 Scope
2 Object
3 Explanation of terms
3.1 Pure tone audiometer
3.2 Speech audiometer
3.3 Air conduction
3.4 Bone conduction
3.5 Equivalent threshold level (monoaural listening)
3.6 Reference equivalent threshold level
3.7 Hearing level for pure tones
3.8 Hearing threshold level for pure tones
3.9 Artificial ear
3.10 Acoustic coupler
3.11 Mechanical coupler
3.12 Masking
3.13 Otologically normal subject
4 Recommendations for specific types of audiometers
5 General requirements
5.1 Safety requirements
5.2 Warm-up time
5.3 Supply variation and environmental conditions
5.4 Unwanted acoustic radiation
6 Signal sources
6.1 Pure tone source
6.2 Speech source
6.3 Masking sounds
7 Signal level control
7.1 Marking
7.2 Accuracy of sound pressure and vibration levels
7.3 Reference level for speech
7.4 Hearing level control
7.5 Masking sound
7.6 Tone switching
8 Recommendations for reference tone facilities
8.1 Frequencies
8.2 Reference tone level control
9 Transducers
9.1 Air conduction
9.2 Bone conduction
10 Marking and instruction manual
Appendix
A Suggested subjective tests for verification of
      audiometer performance

Requirements for audiometers designed primarily for use in determining hearing threshold levels to ensure compatibility of tests of hearing performed on different audiometers but which comply with this standard.

Committee
EPL/29
DevelopmentNote
REPLACES BS 2980:1958.
DocumentType
Standard
Pages
24
PublisherName
British Standards Institution
Status
Superseded
SupersededBy
Supersedes

BS 4009:1991 Specification for artificial mastoids for the calibration of bone vibrators used in hearing aids and audiometers
BS 6655:1986 Specification for pure tone air conduction threshold audiometry for hearing conservation purposes

IEC 60268-3:2013 Sound system equipment - Part 3: Amplifiers
IEC 60373:1990 Mechanical coupler for measurements on bone vibrators
BS 5428-2:1979 Methods for specifying and measuring the characteristics of sound system equipment Amplifiers
IEC 60601-1:2005+AMD1:2012 CSV Medical electrical equipment - Part 1: General requirements for basic safety and essential performance
ISO 389:1991 Acoustics Standard reference zero for the calibration of pure-tone air conduction audiometers
IEC 60318:1970 An IEC artificial ear, of the wide band type, for the calibration of earphones used in audiometry
BS 5724-1:1979 Medical electrical equipment Specification for general safety requirements

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