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Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements (ISO/FDIS 5114-1:2024)
50.20 Proof sent to secretariat or FDIS ballot initiated: 8 weeks
Acoustics - Determination of sound power levels of noise sources using sound pressure - Engineering methods for an essentially free field over a reflecting plane (ISO/DIS 3744:2023)
45.99 Dispatch of FV draft to CCMC
Acoustics — Determination of sound absorption coefficient and impedance in impedance tubes — Part 1: Method using standing wave ratio
90.93 Standard confirmed
Acoustics — Determination of acoustic properties in impedance tubes — Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance
60.60 Standard published
Acoustics and vibration — Laboratory measurement of vibro-acoustic transfer properties of resilient elements — Part 1: Principles and guidelines
90.93 Standard confirmed
Acoustics and vibration — Laboratory measurement of vibro-acoustic transfer properties of resilient elements — Part 2: Direct method for determination of the dynamic stiffness of resilient supports for translatory motion
90.93 Standard confirmed
Acoustics and vibration — Laboratory measurement of vibro-acoustic transfer properties of resilient elements — Part 3: Indirect method for determination of the dynamic stiffness of resilient supports for translatory motion
90.93 Standard confirmed
Acoustics and vibration — Laboratory measurement of vibro-acoustic transfer properties of resilient elements — Part 4: Dynamic stiffness of elements other than resilient supports for translatory motion
90.93 Standard confirmed
Acoustics and vibration — Laboratory measurement of vibro-acoustic transfer properties of resilient elements — Part 5: Driving point method for determination of the low-frequency transfer stiffness of resilient supports for translatory motion
90.93 Standard confirmed
Acoustics — In-situ determination of insertion loss of outdoor noise barriers of all types
90.93 Standard confirmed
Acoustics — Noise emitted by machinery and equipment — Engineering method for the determination of emission sound pressure levels in situ at the work station and at other specified positions using sound intensity
90.93 Standard confirmed
Acoustics — Determination of sound insulation performances of enclosures — Part 1: Measurements under laboratory conditions (for declaration purposes)
90.93 Standard confirmed
Acoustics — Determination of sound insulation performances of enclosures — Part 2: Measurements in situ (for acceptance and verification purposes)
90.93 Standard confirmed
Acoustics — Measurement of the in situ sound attenuation of a removable screen
90.93 Standard confirmed
Acoustics — Determination of sound insulation performance of cabins — Laboratory and in situ measurements
90.93 Standard confirmed
Acoustics — Soundscape — Part 1: Definition and conceptual framework
90.93 Standard confirmed
Acoustics — Determination and application of measurement uncertainties in building acoustics — Part 1: Sound insulation
60.60 Standard published
Acoustics — Determination and application of measurement uncertainties in building acoustics — Part 2: Sound absorption
60.60 Standard published