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БДС EN ISO 389-2:2001

Acoustics - Reference zero for the calibration of audiometric equipment - Part 2: Reference equivalent threshold sound pressure levels for pure tones and insert earphones (ISO 389-2:1994)

Feb 24, 2001
Feb 24, 2001

General information

90.92     Jul 18, 2008

BDS

ТК-82

European Standard

17.140.50     13.140  

English   Bulgarian  

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Scope

Specifies levels supplementary to those specified in ISO 389:1991 (to be re-issued as ISO 389-1). Values given are applicable to insert earphones of type Etymotic Research ER-3A, coupled to the human ear by ear inserts of type ER-3-14.

Life cycle

NOW

PUBLISHED
БДС EN ISO 389-2:2001
90.92 Standard to be revised
Jul 18, 2008

Related project

Adopted from EN ISO 389-2:1996

Adopted from ISO 389-2:1994