Projects and standards

Acoustics - Determination of acoustic properties in impedance tubes - Part 2: Two-microphone technique for normal sound absorption coefficient and normal surface impedance (ISO/DIS 10534-2:2022)

40.60 Close of voting

Acoustics - Test methods for the qualification of the acoustic environment - Part 2: Determination of the environmental correction (ISO/DIS 26101-2:2023)

40.20 DIS ballot initiated

Acoustics - Measurement of sound absorption in a reverberation room

10.99 New project approved

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)

40.20 DIS ballot initiated

Acoustics - Determination of uncertainties associated with sound emission measures - Part 1: Sound power levels determined from sound pressure measurements (ISO/DIS 5114-1:2023)

40.20 DIS ballot initiated

90.20 Standard under periodical review

90.60 Close of review

90.20 Standard under periodical review

90.20 Standard under periodical review

90.93 Standard confirmed

60.60 Standard published

60.60 Standard published

90.20 Standard under periodical review

90.20 Standard under periodical review

90.20 Standard under periodical review

90.20 Standard under periodical review

60.60 Standard published

60.60 Standard published