NBN EN 13819-2 : 2003

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test methods
  4.1 Insertion loss (ear-muffs only)
      4.1.1 Principle
      4.1.2 Apparatus
      4.1.3 Procedure
      4.1.4 Report
  4.2 Sound attenuation
      4.2.1 Principle
      4.2.2 Apparatus
      4.2.3 Procedure
      4.2.4 Report
  4.3 Sound level effective to the ear (ear-muffs only)
      4.3.1 Principle
      4.3.2 Apparatus
      4.3.3 Procedure
      4.3.4 Report
Annex A (informative) Uncertainty of measurement and
        interpretation of test results
Annex ZA (informative) Clauses of the European standard
         addressing essential requirements or other
         provisions of EU Directive
Bibliography