ISO/TC 43
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 26022 | ISO 389-3:1994/Cor 1:1995 | Acoustics — Reference zero for the calibration of audiometric equipment — Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators — Technical Corrigendum 1 | Atcelts |
| 22495 | ISO 389-3:1994 | Acoustics — Reference zero for the calibration of audiometric equipment — Part 3: Reference equivalent threshold force levels for pure tones and bone vibrators | Atcelts |
| 4378 | ISO 389-2:1994 | Acoustics — Reference zero for the calibration of audiometric equipment — Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones | Atcelts |
| 4375 | ISO 389:1991 | Acoustics — Standard reference zero for the calibration of pure-tone air conduction audiometers | Atcelts |
| 4374 | ISO 389:1985 | Acoustics — Standard reference zero for the calibration of pure tone air conduction audiometers | Atcelts |
| 4377 | ISO 389:1975/Add 2:1986 | Atcelts | |
| 4376 | ISO 389:1975/Add 1:1983 | Atcelts | |
| 53428 | ISO 389:1975 | Acoustics — Reference zero for the calibration of audiometric equipment | Atcelts |
| 69855 | ISO 389-1:2017 | Acoustics — Reference zero for the calibration of audiometric equipment — Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones | Standarts spēkā |
| 30443 | ISO 389-1:1998 | Acoustics — Reference zero for the calibration of audiometric equipment — Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones | Atcelts |
Displaying 71-80 of 127 results.