BS EN ISO 389:1997
Withdrawn
Date published:
Acoustics. Standard reference zero for the calibration of pure tone air conduction audiometers
Specifies reference equivalent threshold sound pressure levels for Beyer DT 48, telephonics TDH 39 earphones in a coupler complying with IEC 60303 and supra-aural earphones, meeting stated requirements, in an artificial ear complying with IEC 60318.
| Get this standard | Prices exclude GST | |
|---|---|---|
| PDF ( Single user document) |
$257.39 NZD
|
|
| HardCopy |
$293.04 NZD
|
|
Related Information
11.040.01 Medical equipment in general
17.140.50 Electroacoustics
Similar Standards
-
AS/NZS 1591.1:1995
Instrumentation for audiometry - Reference zero for the calibration of pure-tone bone conduction audiometers
-
AS/NZS 1591.4:1995
Instrumentation for audiometry - A mechanical coupler for calibration of bone vibrators
-
AS/NZS 2500:2020
Safe use of medical electrical equipment in health care -
AS/NZS 3200.1.2:2005
Medical electrical equipment - Part 1.2: General requirements for safety - Collateral Standard: Electromagnetic compatibility - Requirements and tests
BS EN ISO 389:1997
Get this standard
Prices exclude GST
PDF
( Single user document)
$257.39 NZD
HardCopy
$293.04 NZD