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ÖNORM EN ISO 389-6:2007-11

Действует
Acoustics - Reference zero for the calibration of audiometric equipment - Part 6: Reference threshold of hearing for test signals of short duration (ISO 389-6:2007)
This part of ISO 389 specifies reference hearing threshold levels for tests signals of short duration applicable
to the calibration of audiometric equipment where such signals are used.
Dieser Teil von ISO 389 legt äquivalente Bezugs-Schwellenpegel für Kurzzeit-Testsignale zur Kalibrierung
von für derartige Signale vorgesehenen Audiometern fest.
ICS
13.140 Noise. Including audiometry / Воздействие шума на человека. Включая аудиометрию