ANSI S3.22: Specification of Hearing Aid Characteristics
By Authority Of
THE UNITED STATES OF AMERICA
Legally Binding Document
By the Authority Vested By Part 5 of the United States Code ? 552(a) and Part 1 of the Code of Regulations ? 51 the attached document has been duly INCORPORATED BY REFERENCE and shall be considered legally binding upon all citizens and residents of the United States of America. HEED THIS NOTICE: Criminal penalties may apply for noncompliance.
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Document Name: ANSI S3.22-2003: Specification of Hearing Aid Characteristics
CFR Section(s): 21 CFR 801.420
Date of Action: 73 FR 31360, June 2, 2008
Official Incorporator: THE EXECUTIVE DIRECTOR
OFFICE OF THE FEDERAL REGISTER WASHINGTON, D.C.
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AN8I 83.22-2003
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(Revision of ANSI S3.22-1996)
AMERICAN NATIONAL STANDARD
Specification of Hearing Aid Characteristics
Accredited Standards Committee S3, Bioacoustics
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Standards Secretariat Acoustical Society of America . 35 Pinelawn Road, Suite 114 E Melville, NY 11747-3177
Copyright Acoustical Society of America Provided by IHS under license with ASA No reproduction or networking permitted without license from IHS
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The American National Standards Institute, Inc. (ANSI) is the national coordinator of voluntary standards development and the clearinghouse in the U.S.A. for information on national and international standards.
The Acoustical Society of America (ASA) is an organization of scientists and engineers formed in 1929 to increase and diffuse the knowledge of acoustics and to promote its practical applications.
Copyright Acoustical Society of America Provided by IHS under license with ASA No reproduction or networking permllIed without license from tHS
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Acoustical Society of America
OFFICE OF THE STANDARDS SECRETARIAT
Susan Blaeser Standards Manaaer
35 Pinelawn Road, Suite 114 E, Melville, NY 11747-3177
Telephone (631) 390-0215
Fax
(631) 390-0217
E-mail
asastds@
Erratum to
ANSI 53.22-2003 American National Standard Specification of Hearing Aid Characteristics
In clause 6.11, Harmonic distortion, two equations are shown with a "v" where a square root sign" -,j" should appear. The equations should read:
= a) % T H D 100 J([P22 + p/ + p/ + ....] I p/)
b) % TH D = 100J([P22 + P32 + p/ + ....]1 [p/ + p/ + P32 + P42....])
Copyright Acoustical Society of America
Provided by lHS under license with ASA 17
No reproduclion or networking permitted without license from IHS
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