Please select and order
€96.58
excl. VAT
Add to cart
Norm

ÖNORM EN 23742

Issue date: 1992 07 01

Acoustics - Determination of sound power levels of noise sources - Precision methods for discrete-frequency and narrow-band sources in reverberation rooms

Es werden die Anforderungen festgelegt, die zur exakten Be- stimmung der Schalleistung von Geräuschquellen, die reine Töne oder schmale Frequenzbänder abstrahlen, notwend...
Withdrawn: 1999 11 01
§ Legal References
Publisher:
Austrian Standards International
Format:
Paper | 11 Pages
Language:
German
Optionally co-design standards:
Es werden die Anforderungen festgelegt, die zur exakten Be- stimmung der Schalleistung von Geräuschquellen, die reine Töne oder schmale Frequenzbänder abstrahlen, notwendig sind.Für die Messung ist ein Hallraum vorgesehenm, der gewissen Kriterien - im Anhang der Norm erläutert - entsprechen muß.
ÖNORM EN ISO 3741
2011 01 01
Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound...
Norm
ÖNORM EN ISO 3741
2009 12 01
Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision me...
Norm
ÖNORM EN ISO 3741
2003 03 01
Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision me...
Norm
ÖNORM EN ISO 3741
1999 11 01
Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision me...
Norm
ÖNORM EN 23742
1992 07 01
Acoustics - Determination of sound power levels of noise sources - Precision methods for discrete-fr...
Norm
ÖNORM S 5031
1977 03 01
Determination of sound power of noise sources; method in reverberation room
Norm
Expand
Norm
ISO 266:1997
Issue date : 1997 03 27
Acoustics — Preferred frequencies
Norm
ISO 354:2003
Issue date : 2003 05 14
Acoustics — Measurement of sound absorption in a reverberation room
Norm
ISO 3740:2000
Issue date : 2000 11 02
Acoustics — Determination of sound power levels of noise sources — Guidelines for the use of basic standards
Norm
ISO 3741:1999
Issue date : 1999 07 29
Acoustics — Determination of sound power levels of noise sources using sound pressure — Precision methods for reverberation rooms
Draft
ISO/DIS 3741
Issue date : 2006 02 22
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for reverberation test rooms
Norm
ISO 3744:1994
Issue date : 1994 05 05
Acoustics — Determination of sound power levels of noise sources using sound pressure — Engineering method in an essentially free field over a reflecting plane
Draft
ISO/DIS 3744
Issue date : 2006 03 27
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Engineering method for an essentially free field over a reflecting plane
Norm
ISO 3745:2003
Issue date : 2003 11 25
Acoustics — Determination of sound power levels of noise sources using sound pressure — Precision methods for anechoic and hemi-anechoic rooms
Norm
ISO 3746:1995
Issue date : 1995 08 10
Acoustics — Determination of sound power levels of noise sources using sound pressure — Survey method using an enveloping measurement surface over a reflecting plane
Draft
ISO/DIS 3746
Issue date : 2005 11 21
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Survey method using an enveloping measurement surface over a reflecting plane
Norm
ISO 3747:2000
Issue date : 2000 06 29
Acoustics — Determination of sound power levels of noise sources using sound pressure — Comparison method in situ
Draft
ISO/DIS 3747
Issue date : 2007 08 14
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Engineering/survey methods for use in situ in a reverberant environment
Norm
ISO 3740:2019
Issue date : 2019 02 22
Acoustics — Determination of sound power levels of noise sources — Guidelines for the use of basic standards
Norm
ISO 3744:2010
Issue date : 2010 09 22
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Engineering methods for an essentially free field over a reflecting plane
Norm
ISO 3745:2012
Issue date : 2012 03 16
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Precision methods for anechoic rooms and hemi-anechoic rooms
Norm
ISO 3746:2010
Issue date : 2010 11 25
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Survey method using an enveloping measurement surface over a reflecting plane
Norm
ISO 3747:2010
Issue date : 2010 11 25
Acoustics — Determination of sound power levels and sound energy levels of noise sources using sound pressure — Engineering/survey methods for use in situ in a reverberant environment
Norm
ÖNORM EN ISO 3741
Issue date : 1999 11 01
Acoustics - Determination of sound power levels of noise sources using sound pressure - Precision methods for reverberation rooms (ISO 3741:1999)
Norm
ISO 3742:1988
Issue date : 1988 12 15
Acoustics — Determination of sound power levels of noise sources — Precision methods for discrete-frequency and narrow-band sources in reverberation rooms