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Homepage>UNE standards>UNE 20644:1982 IEC PROVISIONAL REFERENCE COUPLER FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY
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in stockReleased: 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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Spanish PDF
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33.00 USD
Spanish Hardcopy
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33.00 USD
Standard number:UNE 20644:1982
Pages:6
Released:1982-10-15
DESCRIPTION

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

  • 17.140.50
  • 13.140
Categories:
UNE standards
13.140 Noise with respect to human beings
17.140.50 Electroacoustics
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