Customer Support: 131 242

  • There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

I.S. EN ISO 4869-4:2000

Withdrawn
Withdrawn

A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

ACOUSTICS - HEARING PROTECTORS - PART 4 - MEASUREMENT OF EFFECTIVE SOUND PRESSURE LEVELS FOR LEVEL-DEPENDENT SOUND-RESTORATION EAR-MUFFS
Available format(s)

Hardcopy , PDF

Withdrawn date

04-06-2016

Language(s)

English

Published date

18-08-2000

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test conditions
5 Test procedure
6 Computation of level-dependent A-weighted effective sound
  pressure levels
7 Reporting of data
Annex A (informative) Combining physical and subjective test
         results to calculate ear-muff effective levels
Annex ZA (normative) Normative references to international
         publications with their relevant European publications
Bibliography

Provides a physical test procedure for level-dependent sound-restoration ear-muffs.

DocumentType
Standard
Pages
18
PublisherName
National Standards Authority of Ireland
Status
Withdrawn

EN 24869-3 : 1993 ACOUSTICS - HEARING PROTECTORS - SIMPLIFIED METHOD FOR THE MEASUREMENT OF INSERTION LOSS OF EAR-MUFF TYPE PROTECTORS FOR QUALITY INSPECTION PURPOSES
IEC 61094-4:1995 Measurement microphones - Part 4: Specifications for working standard microphones
ISO 4869-1:1990 Acoustics Hearing protectors Part 1: Subjective method for the measurement of sound attenuation
ISO 4869-2:1994 Acoustics Hearing protectors Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
EN 24869-1 : 1992 ACOUSTICS - HEARING PROTECTORS - SUBJECTIVE METHOD FOR THE MEASUREMENT OF SOUND ATTENUATION
EN ISO 4869-2:1995/AC:2007 ACOUSTICS - HEARING PROTECTORS - PART 2: ESTIMATION OF EFFECTIVE A-WEIGHTED SOUND PRESSURE LEVELS WHEN HEARING PROTECTORS ARE WORN
ISO/TR 4869-3:1989 Acoustics Hearing protectors Part 3: Simplified method for the measurement of insertion loss of ear-muff type protectors for quality inspection purposes
IEC 61260:1995 Electroacoustics - Octave-band and fractional-octave-band filters
IEC 60651:1979+AMD1:1993+AMD2:2000 CSV Sound level meters

View more information
$59.21
Including GST where applicable

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.

Need help?
Call us on 131 242, then click here to start a Screen Sharing session
so we can help right away! Learn more