ANSI-S12.6 › Complete Document History
American National Standard Methods for Measuring the Real-Ear Attenuation of Hearing Protectors

Complete Current Edition:
   2016 R20 EDITION - Measuring the Real-Ear Attenuation of Hearing Protectors - June 19, 2020

Obsolete Revision Information:
   2016 EDITION - Measuring the Real-Ear Attenuation of Hearing Protectors - Aug. 1, 2016
   2008 EDITION - Methods for Measuring the Real-Ear Attenuation of Hearing Pr - Jan. 1, 2008
   1997 EDITION - REAPPROVED IN 2002 - Jan. 1, 1997
   1984 EDITION - Methods for Measuring the Real-Ear Attenuation of Hearing Pr - Dec. 17, 1984
   1984 R90 EDITION - REAPPROVED IN 1990 - Jan. 1, 1984