ČSN EN ISO 389-5 (011630)

Acoustics - Reference zero for the calibration of audiometric equipment - Part 5: Reference equivalent threshold sound pressure levels for pure tones in the frequency range 8 kHz to 16 kHz



STANDARD published on 1.7.2007


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The information about the standard:

Designation standards: ČSN EN ISO 389-5
Classification mark: 011630
Catalog number: 78817
Publication date standards: 1.7.2007
SKU: NS-168299
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN

The category - similar standards:

Noise with respect to human beings

Annotation of standard text ČSN EN ISO 389-5 (011630):

Tento mezinárodní standard obsahuje referenční ekvivalentní prahové hladiny akustického tlaku slyšení pro čisté tóny v kmitočtovém rozsahu 8 - 16 kHz.Podle těchto hladin mají být kalibrovány vysokofrekvenční audiometry resp. audiometrická zařízení,která používají buď sluchátka s uzavřeným objemem typ Sennheiser HDA - 200 nebo vložná sluchátka typu Etymotic Research ER -2.V příloze jsou pro informaci uvedeny hodnoty hladin pro sluchátka KOSS HV/1A ,které se už nevyrábí,ale stále se ještě používají

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