ISO-389-1 | Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones | Document Center, Inc.

ISO-389-1 › Complete Document History
Acoustics - Reference zero for the calibration of audiometric equipment - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

Complete Current Edition:

2ND EDITION - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones - Dec. 1, 2017

Obsolete Revision Information:

1998 EDITION - Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones - Nov. 1, 1998