01619oam 2200433Ka 450 991069900220332120091203164413.0(CKB)5470000002399869(OCoLC)227933845(EXLCZ)99547000000239986920080513d2007 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierEffects of the advanced combat helmet (ACH) and selected communication and hearing protection systems (C&HPSs) on speech communication[electronic resource] talk-through systems /by Rachel A. Weatherless ... [and others]Aberdeen Proving Ground, MD :Army Research Laboratory,[2007]1 online resource (vi, 28 pages) illustrations (some color)ARL-TR ;4078Title from title screen (viewed Dec. 3, 2009)."April 2007."Includes bibliographical references (page 16).Effects of the advanced combat helmet Human engineeringHelmetsProtectionHearingHuman engineering.HelmetsProtection.Hearing.Weatherless Rachel A1422884U.S. Army Research Laboratory.DTICEDTICEGPOBOOK9910699002203321Effects of the advanced combat helmet (ACH) and selected communication and hearing protection systems (C&HPSs) on speech communication3548627UNINA