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CSA
CSA Z107.4 : 1986

CSA Z107.4 : 1986

Withdrawn

Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

PURE TONE AIR CONDUCTION AUDIOMETERS FOR HEARING CONSERVATION AND FOR SCREENING

Available format(s)

Hardcopy , PDF

Withdrawn date

25-11-2011

Language(s)

French

Published date

01-01-2006

Publisher

Canadian Standards Association

Technical Committee on Acoustics and Noise Control
Preface
1 Scope
2 Definitions
3 Reference Publications
4 General Requirements for Pure Tone Air Conduction
   Audiometers
   4.1 General
   4.2 Earphones and Cushions
   4.3 Headband
   4.4 Shock Hazard
   4.5 Stability with Respect to Variations in Supply
       Voltage
   4.6 Stability with Respect to Ambient Temperature
       Variations
5 Specific Requirements for Pure Tone Air Conduction
   Audiometers
   5.1 Frequencies
   5.2 Purity of Tones
   5.3 Accuracy of Tone Frequencies
   5.4 Signal Levels
   5.5 Signal Presentation
6 Unwanted Sound from the Audiometer
   6.1 Sound from the Test Earphone
   6.2 Sound from the Second Earphone
   6.3 Other Unwanted Sound
7 Maximum Ambient Noise
Tables
Figures
Appendices
A - Supplementary Information
B - Maintenance and Calibration of Audiometric Equipment
C - Earphone Cushions
Bibliography

Gives the requirements for air conduction pure tone audiometers used in determining the hearing threshold level of an individual in comparison with the standard reference threshold levels. These audiometers may be manual, automatic recording, or computer controlled. Also specifies the acoustical environment in which testing should be performed.

DocumentType
Standard
Pages
33
PublisherName
Canadian Standards Association
Status
Withdrawn
Supersedes

CSA Z107.55 : 1986 RECOMMENDED PRACTICE FOR THE PREDICTION OF SOUND LEVELS RECEIVED AT A DISTANCE FROM AN INDUSTRIAL PLANT

ANSI/ASA S3.7 : 2016 METHOD FOR MEASUREMENT AND CALIBRATION OF EARPHONES
CSA Z107.31 : M86(R1994) TEST PROCEDURES FOR THE MEASUREMENT OF SOUND LEVELS FROM AGRICULTURAL MACHINES
CSA Z107.0 : 1984 DEFINITIONS OF COMMON ACOUSTICAL TERMS USED IN CSA STANDARDS
CSA Z107.55 : 1986 RECOMMENDED PRACTICE FOR THE PREDICTION OF SOUND LEVELS RECEIVED AT A DISTANCE FROM AN INDUSTRIAL PLANT
ANSI C101.1 : 1992 LEAKAGE CURRENT FOR APPLIANCES
ANSI S3.6 : 2010 SPECIFICATION FOR AUDIOMETERS
ISO 6189:1983 Acoustics Pure tone air conduction threshold audiometry for hearing conservation purposes
CSA Z107.32 : M86(R1994) TEST PROCEDURE FOR THE MEASUREMENT OF SOUND EMITTED FROM CONSTRUCTION, FORESTRY, AND MINING MACHINES TO THE OPERATOR STATION AND EXTERIOR OF THE MACHINE (RP:02.87)

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Hardcopy - French
PDF - French
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