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BS 2497-4:1972 | 25 Jul 1972 | BSI Knowledge
Standard
Withdrawn
BS 2497-4:1972
Specification for a reference zero for the calibration of pure-tone audiometers - Normal threshold of hearing for pure tones by bone conduction
Published:
25 Jul 1972
•
Withdrawn:
29 Feb 1988
Overview
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References
History
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Product Details
Descriptors
Bones
Calibration
Datum
Audiometers
Hearing (auditory perception)
Auditory threshold
Acoustic waves
Sound intensity
Ears
Acoustic measurement
ICS Codes
11.040.01 Medical equipment in general
13.140 Noise with respect to human beings
17.020 Metrology and measurement in general
17.140.50 Electroacoustics
Committee
EH/1
International relationships
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ISBN
0 580 07364 5
Publisher
BSI