Registration number (WIID)Project No.TitleStatus
9747EN ISO 9614-1:1995Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 1: Measurements at discrete points (ISO 9614-1:1993)Atcelts
9745LVS EN ISO 7235:1995Acoustics - Measurement procedures for ducted silencers - Insertion loss, flow noise and total pressure lossAtcelts
9745EN ISO 7235:1995Acoustics - Measurement procedures for ducted silencers - Insertion loss, flow noise and total pressure loss (ISO 7235:1991)Atcelts
9744LVS EN 25136:2002Acoustics - Determination of sound power radiated into a duct by fans - In-duct methodAtcelts
9744EN 25136:1993Acoustics - Determination of sound power radiated into a duct by fans - In-duct method (ISO 5136:1990 and Technical Corrigendum 1:1993)Atcelts
9743LVS EN 25135:1991Acoustics - Determination of sound power levels of noise from air terminal devices, high/low velocity/pressure assemblies, dampers and valves by measurement in a reverberation room (ISO 5135:1984)Atcelts
9743EN 25135:1991Acoustics - Determination of sound power levels of noise from air terminal devices, high/low velocity/pressure assemblies, dampers and valves by measurement in a reverberation room (ISO 5135:1984)Atcelts
9742EN ISO 4869-2:1995Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are worn (ISO 4869-2:1994)Atcelts
9742LVS EN ISO 4869-2:1995Acoustics - Hearing protectors - Part 2: Estimation of effective A-weighted sound pressure levels when hearing protectors are wornAtcelts
9741EN 24869-1:1992Acoustics - Hearing protectors - Subjective method for the measurement of sound attenuation (ISO 4869-1:1990)Atcelts
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