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AENOR Norma
UNE 20642:1980

UNE 20642:1980

Oído artificial de banda ancha, para la calibración de los auriculares utilizados en audiometría.

ARTIFICIAL EAR OF THE WIDE BAND TYPE FOR THE CALIBRATION OF EARPHONES USED IN AUDIOMETRY

Publication date:
1980-12-15 /Cancelled
Cancellation date:
2009-03-12
International equivalences:

IEC 318:1970 (Idéntico)

31
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