AS 1591.4-1974
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Acoustics - Instrumentation for audiometry - A mechanical coupler for calibration of bone vibrators used in hearing aids and audiometers
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
06-30-2017
English
11-01-1974
Specifies the instrumentation of a mechanical coupler in order that comparisons between response characteristics of bone vibrators of similar pattern may be carried out. These should closely compare with the values obtained on human mastoids with the same vibrators.
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