UNI EN ISO 389-7 : 2006
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
ACOUSTICS - REFERENCE ZERO FOR THE CALIBRATION OF AUDIOMETRIC EQUIPMENT - PART 7: REFERENCE THRESHOLD OF HEARING UNDER FREE-FIELD AND DIFFUSE-FIELD LISTENING CONDITIONS
Superseded date
07-10-2022
Published date
01-01-2006
Defines essentially updated to the addition of the 'Table A.2', specifies a reference threshold of hearing for the calibration of audiometric equipment used under specific conditions.
Sorry this product is not available in your region.
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.