Registration number (WIID)Project No.TitleStatus
9784LVS EN ISO 8253-1:2001Acoustics - Audiometric test methods - Part 1: Basic pure tone air and bone conduction threshold audiometryAtcelts
9792EN ISO 8253-3:1998Acoustics - Audiometric test methods - Part 3: Speech audiometry (ISO 8253-3:1996)Atcelts
9783LVS EN ISO 389-7:2001Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditionsAtcelts
9745LVS EN ISO 7235:1995Acoustics - Measurement procedures for ducted silencers - Insertion loss, flow noise and total pressure lossAtcelts
59060LVS EN ISO 389-7:2006/A1:2016Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions - Amendment 1: Reference threshold of hearing at 20 Hz and 18 000 Hz under free-field listening conditions and at 20 Hz under diffuse-field listening conditions (ISO 389-7:2005/Amd 1:2016)Atcelts
9731LVS EN 21680-2:1991Acoustics - Test code for the measurement of airborne noise emitted by rotating electrical machinery - Part 2: Survey method (ISO 1680-2:1986)Atcelts
32563LVS EN ISO 3745:2009Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for anechoic and semi-anechoic rooms (ISO 3745:2003)Atcelts
9719LVS EN 23741:1991Acoustics - Determination of sound power levels of noise sources - Precision methods for broad-band sources in reverberation rooms (ISO 3741:1988)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
32559LVS EN ISO 3741:2009Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999, including Cor 1:2001)Atcelts
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