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Reference number
ISO 389:1985
© ISO 2024
ISO 389:1985
Acoustics — Standard reference zero for the calibration of pure tone air conduction audiometers
Edition 2
1985-03
Withdrawn
ISO 389:1985
4374
ICS
13
13.140
ISO 389:1985
Acoustics — Standard reference zero for the calibration of pure tone air conduction audiometers
Withdrawn
(Edition 2, 1985)
New version available:
ISO 389:1991
General information
Status
:
Withdrawn
Publication date
:
1985-03
Stage
: Withdrawal of International Standard [
95.99
]
Edition
: 2
Technical Committee :
ISO/TC 43
ICS
:
13.140
RSS
updates
Life cycle
Previously
Withdrawn
ISO 389:1975
Now
Withdrawn
ISO 389:1985
Stage:
95.99
00
Preliminary
10
Proposal
20
Preparatory
30
Committee
30.00
1983-08-01
Committee draft (CD) registered
40
Enquiry
50
Approval
50.00
1984-09-01
Final text received or FDIS registered for formal approval
50.20
1984-12-01
Proof sent to secretariat or FDIS ballot initiated: 8 weeks
50.60
1984-12-01
Close of voting. Proof returned by secretariat
60
Publication
60.60
1985-03-14
International Standard published
90
Review
95
Withdrawal
95.99
1991-03-05
Withdrawal of International Standard
Revised by
Withdrawn
ISO 389:1991
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