CSA Z107.4 : 1986
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.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
Hardcopy , PDF
11-25-2011
French
01-01-2006
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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Withdrawn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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