NBN EN 21683 : 1995
Superseded
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ACOUSTICS - PREFERRED REFERENCE QUANTITIES FOR ACOUSTIC LEVELS
Superseded date
01-27-2009
Published date
01-12-2013
Publisher
Cooperating organizations
National foreword
Foreword
Text of EN 21683 (no contents section)
National annex NA (informative) Committees responsible
National annex NB (informative) Cross-references
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.