SS-EN-ISO-389-1 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:2017) | Document Center, Inc.

SS-EN-ISO-389-1 › Complete Document History
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones (ISO 389-1:2017)

Complete Current Edition:

2018 EDITION - ENGLISH LANGUAGE EDITION - Feb. 22, 2018

Obsolete Revision Information:

EDITION 1 - ENGLISH LANGUAGE EDITION - Aug. 18, 2000