IEC 61027:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
23-11-2004
English - French, Spanish, Castilian
17-04-1991
Foreword
Preface
Introduction
Clause
1 Scope
2 Object
3 Definitions
4 Characteristics to be specified by the manufacturer
5 Specifications for aural impedance/admittance
instruments
6 Methods of test of performance
7 Calibration cavities
8 General requirements
9 Symbols, forms and formats for acoustic impedance/
admittance data
Annex A - Recommended units and terms
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.