BS EN ISO 389-8:2004 | British Standards

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11.040.01 Medical equipment in general

Acoustics. Reference zero for the calibration of audiometric equipment Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones

BS EN ISO 389-8:2004

Acoustics. Reference zero for the calibration of audiometric equipment Reference equivalent threshold sound pressure levels for pure tones and circumaural earphones


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