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Standards Worldwide
Standards Worldwide
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Standard [CURRENT]

BS EN ISO 389-9:2010-02-28

Acoustics. Reference zero for the calibration of audiometric equipment. Preferred test conditions for the determination of reference hearing threshold levels

German title
Akustik. Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte. Vorzugs-Messbedingungen zur Bestimmung von Bezugs- Hörschwellenpegeln
Publication date
2010-02-28
Original language
English
Pages
16

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Publication date
2010-02-28
Original language
English
Pages
16

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