Registration number (WIID)Project No.TitleStatus
9231ISO 3740:1980Acoustics — Determination of sound power levels of noise sources — Guidelines for the use of basic standards and for the preparation of noise test codesAtcelts
9233ISO 3741:1988Acoustics — Determination of sound power levels of noise sources — Precision methods for broad-band sources in reverberation roomsAtcelts
9235ISO 3742:1988Acoustics — Determination of sound power levels of noise sources — Precision methods for discrete-frequency and narrow-band sources in reverberation roomsAtcelts
9237ISO 3743:1988Acoustics — Determination of sound power levels of noise sources — Engineering methods for special reverberation test roomsAtcelts
9238ISO 3743-1:1994Acoustics — Determination of sound power levels of noise sources — Engineering methods for small, movable sources in reverberant fields — Part 1: Comparison method for hard-walled test roomsAtcelts
9240ISO 3744:1994Acoustics — Determination of sound power levels of noise sources using sound pressure — Engineering method in an essentially free field over a reflecting planeAtcelts
9241ISO 3745:1977Acoustics — Determination of sound power levels of noise sources — Precision methods for anechoic and semi-anechoic roomsAtcelts
9243ISO 3747:1987Acoustics — Determination of sound power levels of noise sources — Survey method using a reference sound sourceAtcelts
9244ISO/DIS 3748Acoustics — Determination of sound power levels of noise sources — Engineering method for small, nearly omnidirectional sources under free-field conditions over a reflecting planeIzstrādē
9497ISO 3891:1978Acoustics — Procedure for describing aircraft noise heard on the groundAtcelts
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