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This part of IEC 60318 describes an acoustic coupler for loading a hearing aid or insert earphone with a specified acoustic impedance when testing its acoustic performance, in the frequency range up to 16 kHz. It is suitable for air-conduction hearing aids and earphones, coupled to the ear by means of ear inserts, earmoulds or similar devices.

Product Details

Published:

04/10/2023

ISBN(s):

9782832210925

ANSI:

ANSI Approved

Number of Pages:

40

File Size:

1 file , 2.7 MB

Note:

This product is unavailable in Ukraine, Russia, Belarus