NBN EN ISO 389-1 : 2ED 2000
Current
The latest, up-to-date edition.
GELUIDSLEER - STANDAARDVERWIJZINGNUL VOOR DE IJKING VAN GEHOORMETERS - DEEL 1 - GELIJKWAARDIGE VERWIJZINGSDREMPELGELUIDDRUKPEILEN VOOR ZUIVERETONEN EN SUPRA-AURALE KOPTELEFOONS
12-01-2013
Defines a standard reference zero for the scale of hearing threshold level that applies to pure-tone air conduction audiometers, intended to promote uniformity and agreement in the expression of hearing threshold level measurements worldwide.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.