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Database: 189760 (25 Oct 2025)
YD/T 1889-2009 English PDF
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YD/T 1889-2009
English
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The Requirements of Hearing Aids Compatibility and Measurement Methods for Telephone Handset
Obsolete
YD/T 1889-2009
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Basic data
Standard ID
YD/T 1889-2009 (YD/T1889-2009)
Description (Translated English)
The Requirements of Hearing Aids Compatibility and Measurement Methods for Telephone Handset
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M40
Classification of International Standard
33.050.10
Word Count Estimation
15,121
Date of Issue
2009-06-15
Date of Implementation
2009-09-01
Quoted Standard
GB/T 11454; GB/T 15279; YD/T 789; YD/T 867; YD/T 965; YD/T 1686; ITU-T P.53; ITU-T P.57
Regulation (derived from)
MIIT [2009] No. 43
Issuing agency(ies)
Ministry of Industry and Information Technology
Summary
This standard specifies the use of auxiliary amplifier, magnetic coupling and electric coupling three kinds of hearing aid coupling handle telephone technical requirements and methods of measurement. This standard applies to the use of a hearing aid coupling handle calls. In addition, cordless phones and mobile phones and the use of hearing aids is electrically coupled wearing a hearing aid fixed telephone answering machine magnetic coupling may also refer to the appropriate sections of this standard to use.