BS ISO 389-2 : 1994 AMD 9427
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - REFERENCE EQUIVALENT THRESHOLD SOUND PRESSURE LEVELS FOR PURE TONES AND INSERT EARPHONES
03-15-1997
12-06-2012
NO CONTENTS SECTION
Specifies reference equivalent threshold sound pressure levels (RETSPL) for the calibration of pure tone audiometers. Also gives detailed definitions, diagrams and annexes. AMD 9427 RENUMBERS THIS STANDARD
| Committee |
EPC/1
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| DevelopmentNote |
Renumbered and superseded by BS EN ISO 389-2. Supersedes 91/55445 DC. (10/2005)
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| DocumentType |
Standard
|
| PublisherName |
British Standards Institution
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| Status |
Superseded
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| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| ISO 389-2:1994 | Identical |
| 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 |
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