ISO/PWI 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 ISO/PWI 389-1

Current stage: 00.98 Proposal for new project abandoned Jun 10, 2005

Originator: ISO

Owner: ISO/TC 43 Acoustics

Type: International Standard

ABANDON
ISO/PWI 389-1
00.98 Proposal for new project abandoned
Jun 10, 2005