KS I ISO 4869-2:2004
Acoustics-Hearing protectors-Part 2:Estimation of effective A-weighted sound pressure levelswhen hearing protectors are worn

Standard No.

KS I ISO 4869-2:2004

Release Date

2004

Published By

Korean Agency for Technology and Standards (KATS)

Status

Be replaced 2014-12

Replace By

KS I ISO 4869-2:2014

Latest

KS I ISO 4869-2:2020

Scope

This standard describes three methods (octave) for estimating the effective A-weighted sound pressure level when wearing hearing protection.

KS I ISO 4869-2:2004 history

• 2020 KS I ISO 4869-2:2020 Acoustics — Hearing protectors — Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
• 2014 KS I ISO 4869-2:2014 Acoustics — Hearing protectors — Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn
• 2004 KS I ISO 4869-2:2004 Acoustics-Hearing protectors-Part 2:Estimation of effective A-weighted sound pressure levelswhen hearing protectors are worn