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Standard DIN EN ISO 389-4:1999-07 1.7.1999 preview

DIN EN ISO 389-4:1999-07

Acoustics - Reference zero for the calibration of audiometric equipment - Part 4: Reference levels for narrow-band masking noise.



STANDARD published on 1.7.1999


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The information about the standard:

Designation standards: DIN EN ISO 389-4:1999-07
Publication date standards: 1.7.1999
SKU: NS-245824
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: German technical standard
Category: Technical standards DIN

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The category - similar standards:

Noise with respect to human beings

Annotation of standard text DIN EN ISO 389-4:1999-07 :

Akustik - Standard-Bezugspegel für die Kalibrierung audiometrischer Geräte - Teil 4: Bezugspegel für schmalbandige Verdeckungsgeräusche.

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