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Standard [CURRENT]

OENORM EN ISO 389-1:2018-06-01

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)

German title
Akustik - Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte - Teil 1: Äquivalente Bezugs-Schwellenschalldruckpegel für reine Töne und supra-aurale Kopfhörer (ISO 389-1:2017)
Publication date
2018-06-01
Original language
German
Pages
16

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Publication date
2018-06-01
Original language
German
Pages
16

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