DS/EN ISO 389-4:1999

Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise


Status:
Current
Type:
Standard
Language:
English
Price from:
€ 41.82

Scope

This standard specifies reference levels for narrow-band masking noise presented by air conduction from an earphone in pure-tone audiometry.


Number of pages: 16

Published: 1999-06-07

Date of approval: 1999-03-31

International relationships : EN ISO 389-4:1998 IDT ISO 389-4:1994 IDT

ICS: 13.140 - Noise with respect to human beings

Item number: 35904


Committees

Committee

  • CEN/TC 211
  • ISO/TC 43

Danish committee

DS/S-115