BS 4668:1971 - Specification for an acoustic coupler (IEC reference type) for calibration of earphones used in audiometry

BS 4668:1971

Specification for an acoustic coupler (IEC reference type) for calibration of earphones used in audiometry

Status : Superseded, Withdrawn   Published : February 1971 Replaced By : BS EN 60318-3:1998, IEC 60318-3:1998

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Specifies a reference coupler for loading an earphone with specified acoustic impedance when calibrating audiometers for the frequency range 125 Hz to 8000 Hz.




Standard NumberBS 4668:1971
TitleSpecification for an acoustic coupler (IEC reference type) for calibration of earphones used in audiometry
StatusSuperseded, Withdrawn
Publication Date22 February 1971
Confirm Date15 July 1988
Withdrawn Date15 July 2001
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Replaced ByBS EN 60318-3:1998, IEC 60318-3:1998
Draft Superseded By69/11935 DC
DescriptorsArtificial ears, Acoustic equipment, Earphones, Audiometry, Communication equipment, Calibration, Design, Dimensions
ICS17.140.50
Title in FrenchCoupleur acoustique (type reference IEC) pour etalonnage des casques d'ecoute utilises en audiometrie. Specification
Title in GermanAkustischer Koppler (IEC-Bezugstyp) fuer die Eichung von Kopfhoerern fuer die Audiometrie. Spezifikation
CommitteeEPL/29
ISBN0 580 06257 0
PublisherBSI
FormatA4
DeliveryNo
Pages12
File Size346.6 KB
Price£48.00


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