ISO/TC 43/SC 1
Registration number (WIID) | Project No. | Title | Status |
---|---|---|---|
9231 | ISO 3740:1980 | Acoustics — Determination of sound power levels of noise sources — Guidelines for the use of basic standards and for the preparation of noise test codes | Atcelts |
9233 | ISO 3741:1988 | Acoustics — Determination of sound power levels of noise sources — Precision methods for broad-band sources in reverberation rooms | Atcelts |
9235 | ISO 3742:1988 | Acoustics — Determination of sound power levels of noise sources — Precision methods for discrete-frequency and narrow-band sources in reverberation rooms | Atcelts |
9237 | ISO 3743:1988 | Acoustics — Determination of sound power levels of noise sources — Engineering methods for special reverberation test rooms | Atcelts |
9238 | ISO 3743-1:1994 | Acoustics — 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 rooms | Atcelts |
9240 | ISO 3744:1994 | Acoustics — Determination of sound power levels of noise sources using sound pressure — Engineering method in an essentially free field over a reflecting plane | Atcelts |
9241 | ISO 3745:1977 | Acoustics — Determination of sound power levels of noise sources — Precision methods for anechoic and semi-anechoic rooms | Atcelts |
9243 | ISO 3747:1987 | Acoustics — Determination of sound power levels of noise sources — Survey method using a reference sound source | Atcelts |
9244 | ISO/DIS 3748 | Acoustics — Determination of sound power levels of noise sources — Engineering method for small, nearly omnidirectional sources under free-field conditions over a reflecting plane | Izstrādē |
9497 | ISO 3891:1978 | Acoustics — Procedure for describing aircraft noise heard on the ground | Atcelts |
Displaying 21-30 of 377 results.