Registration number (WIID)Project No.TitleStatus
9789EN ISO 3741:1999Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999)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
32569EN ISO 3746:2009Acoustics - Determination of sound power levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane (ISO 3746:1995, including Cor 1:1995)Atcelts
21073EN ISO 3741:1999/AC:2002Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999)Atcelts
9781LVS EN ISO 389-5:2001Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHzAtcelts
9747LVS EN ISO 9614-1:1995 AAcoustics - Determination of sound power levels of noise sources using sound intensity - Part 1: Measurements at discrete pointsAtcelts
9791EN ISO 1680:1999Acoustics - Test code for the measurement of airborne noise emitted by rotating electrical machinery (ISO 1680:1999)Atcelts
9784EN ISO 8253-1:1998Acoustics - Audiometric test methods - Part 1: Basic pure tone air and bone conduction threshold audiometry (ISO 8253-1:1989)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
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
Displaying 231-240 of 427 results.