• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information

  • Climate change Standards and specifications support climate targets

    More information

  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
 
Standards [CURRENT]

ISO 389-2
Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones

Title (German)

Akustik - Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte - Teil 2: Äquivalente Bezugs-Schwellenschalldruckpegel für reine Töne und Einsteckhörer (ISO 389-2:1994)

Responsible national committee

DKE/GUK 821.6 - Hörgeräte und audiometrische Messtechnik  

Responsible international committee

ISO/TC 43/WG 1 - Threshold of hearing  

Edition 1994-07
Original language English
Price from 70.10 €
Order from DIN Media
Table of contents

Contact

Dr.

Renate Förch

Merianstr. 28
63069 Offenbach am Main

Tel.: +49 69 6308-344

Send message to contact