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AS/NZS ISO 389.1:2019
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Acoustics – Reference zero for the calibration of audiometric equipment, Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones
standard by Standards Australia / Standards New Zealand, 02/25/2019
Description
The objective of this Standard is to specify a standard reference zero for the scale of hearing threshold level applicable to pure-tone air conduction audiometers, to promote agreement and uniformity in the expression of hearing threshold level measurements throughout the world.
Product Details
- Edition:
- 1st
- Published:
- 02/25/2019
- ISBN(s):
- 9781760723736
- Number of Pages:
- 10
- File Size:
- 1 file , 480 KB
- Product Code(s):
- 10086722, 10086697, 10086713
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