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sklademVydáno: 2020-02-25
BS EN ISO 389-1:2018 - TC
Tracked Changes. 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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Označení normy: | BS EN ISO 389-1:2018 - TC |
Počet stran: | 48 |
Vydáno: | 2020-02-25 |
ISBN: | 978 0 539 09988 1 |
Status: | Tracked Changes |
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BS EN ISO 389-1:2018 - TC
This standard BS EN ISO 389-1:2018 - TC Tracked Changes. Acoustics. Reference zero for the calibration of audiometric equipment is classified in these ICS categories:
- 13.140 Noise with respect to human beings
- 17.140.50 Electroacoustics
- 11.040.01 Medical equipment in general