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Standard [WITHDRAWN]

ISO 389-1:1998-11

Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

German title
Akustik - Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte - Teil 1: Äquivalente Bezugs-Schwellenschalldruckpegel für reine Töne und Supra-aurale Kopfhörer
Publication date
1998-11
Original language
English
Pages
8

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Publication date
1998-11
Original language
English
Pages
8

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Replacement amendments

This document replaces ISO 389:1991-03 .

This document has been replaced by: ISO 389-1:2017-12 .

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