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Homepage>UNE 20644:1982 IEC PROVISIONAL REFERENCE COUPLER FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY
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sklademVydáno: 1982-10-15
UNE 20644:1982 IEC PROVISIONAL REFERENCE COUPLER FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY

UNE 20644:1982

IEC PROVISIONAL REFERENCE COUPLER FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY

Acoplador provisional de referencia para la calibración de auriculares utilizados en audiometría.

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Španělsky PDF
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32.50 €
Španělsky Hardcopy
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32.50 €
Označení normy:UNE 20644:1982
Počet stran:6
Vydáno:1982-10-15
Status:Norma
DESCRIPTION

This standard UNE 20644:1982 IEC PROVISIONAL REFERENCE COUPLER FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY is classified in these ICS categories:

  • 13.140
  • 17.140.50
Categories:
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