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BS EN ISO 389-1:2018

M00000828

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02 March 2018 Acoustics. Reference zero for the calibration of audiometric equipment. Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones

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Acoustic equipment, Auditory threshold, Measuring instruments, Acoustic measurement, Earphones, Hearing (auditory perception), Reference conditions, Airborne noise, Sound intensity, Single, Artificial ears, Calibration, Audiometry, Couplers, Acoustics, Acoustic engineering, Frequencies