Registration number (WIID)Project No.TitleStatus
8636ISO/TR 3352:1974Acoustics — Assessment of noise with respect to its effect on the intelligibility of speechAtcelts
35251ISO 389-9:2009Acoustics — Reference zero for the calibration of audiometric equipment — Part 9: Preferred test conditions for the determination of reference hearing threshold levelsAtcelts
32442ISO 16832:2006Acoustics — Loudness scaling by means of categoriesAtcelts
3963ISO 140-7:1978Acoustics — Measurement of sound insulation in buildings and of building elements — Part 7: Field measurements of impact sound insulation of floorsAtcelts
3960ISO 140-4:1978Acoustics — Measurement of sound insulation in buildings and of building elements — Part 4: Field measurements of airborne sound insulation between roomsAtcelts
4375ISO 389:1991Acoustics — Standard reference zero for the calibration of pure-tone air conduction audiometersAtcelts
43384ISO 26101:2012Acoustics — Test methods for the qualification of free-field environmentsAtcelts
4378ISO 389-2:1994Acoustics — Reference zero for the calibration of audiometric equipment — Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphonesAtcelts
22800ISO 389-7:1996Acoustics — Reference zero for the calibration of audiometric equipment — Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditionsAtcelts
4100ISO 226:1987Acoustics — Normal equal-loudness level contoursAtcelts
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