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IEC reference coupler for the measurement of hearing aids using earphones coupled to the ear by means of ear inserts
STANDARD published on 1.5.1996
Designation standards: ČSN IEC 126
Classification mark: 368861
Catalog number: 19543
Note: WITHDRAWN
Publication date standards: 1.5.1996
SKU: NS-174874
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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