ISO/TR 4870:1991
Withdrawn
Date published:
Acoustics — The construction and calibration of speech intelligibility tests
Describes: a) the methods for the construction of speech tests for the measurement of the intelligibility of transmitted speech; b) a reference communication system and the necessary test conditions.
| Get this standard | Prices exclude GST | |
|---|---|---|
| PDF ( Single user document) |
$118.26 NZD
|
|
| HardCopy |
$152.17 NZD
|
|
| Networkable PDF |
Price varies
|
Keep me up-to-date
Register to receive notifications when updates are made to this standard.
Related Information
13.140 Noise with respect to human beings
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 2399:1998
Acoustics - Specifications for personal sound exposure meters
-
AS/NZS ISO 389.1:2019
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/TR 4870:1991
Get this standard
Prices exclude GST
PDF
( Single user document)
$118.26 NZD
HardCopy
$152.17 NZD
Networkable PDF
Price varies