BS 4668:1971

Specification for an acoustic coupler (IEC reference type) for calibration of earphones used in audiometry

BSI Group , 02/22/1971

Publisher: BS

File Format: PDF

$36.00$73.66

Description

Standard By:BSI Group , 02/22/1971

Published:02/22/1971

Pages:10

ISBN(s):0580062570

File Size:1 file

Language:English

Note:This product is unavailable in Ukraine, Russia, Belarus

Specifies a reference coupler for loading an earphone with specified acoustic impedance when calibrating audiometers for the frequency range 125 Hz to 8000 Hz.

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BS 4668:1971

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