Standard

NEK HD 450.5 S1:1985

Published

Corrigenda and amendments are bought separately.

Language
Services

Abstract

Applicable to insert earphones which can be fitted to an earmould inserted into the ear canal. Defines those dimensions which are essential in order to ensure interchangeability of insert earphones as used with earmoulds or other attachments to the ear.

Document information

  • Standard from NEK
  • Published:
  • Edition: 1985-06
  • Version: 1
  • Document type: NAT
  • National Committee NEK/NK29

Product Relations

  • Adopted from: HD 450.5 S1:1985 , 0