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J Am Acad Audiol 2001; 12(06): 281-285
DOI: 10.1055/s-0042-1745608
Original Article

Suitcase Lab Measurement of Digital Cellphone Interference Levels on Hearing Aids

Mead C. Killion
Etymotic Research Inc., Elk Grove Village, Illinois
,
Harry Teder
Technical Consultant to the Hearing Industries Association, Excelsior, Minnesota
,
Russ Thoma
Etymotic Research Inc., Elk Grove Village, Illinois
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Abstract

A low-cost, “real-life” method for measuring the interference caused by digital wireless (cellphones) telephones in hearing aids is proposed. Data would be valid for specific telephone and hearing aid models. The estimated equipment cost is $500.

Abbreviations: AGC = automatic gain control, ANSI = American National Standards Institute, BTE = behind the ear, CD = compact disc, CIC = completely in the canal, DLH = damped long horn, IRIL = input referred interference level, PCS = Personal Communication System, RF = radio frequency, TEM = transverse electromagnetic

Keywords

Digital cellphone - hearing aid interference


Publikationsverlauf

Artikel online veröffentlicht:
02. März 2022

© 2001. American Academy of Audiology. This article is published by Thieme.

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  • REFERENCES

  • Killion MC, Teder H. (November, 1999). Suitcase lab for measuring digital cellphone interference in hearing aids. Invited Paper 2aEAl, 138th meeting of the Acoustical Society of America, Columbus, OH.