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Database: 189760 (18 Oct 2025)
YD/T 789-2006 English PDF
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YD/T 789-2006
: Technical Requirements and Measuring Methods of Hands-Free Telephone Sets
Status: Valid
YD/T 789: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
YD/T 789-2006
English
549
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3 days [Need to translate]
Technical Requirements and Measuring Methods of Hands-Free Telephone Sets
Valid
YD/T 789-2006
YD/T 789-1995
English
599
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4 days [Need to translate]
(Hands-free telephone technical requirements and test methods)
Obsolete
YD/T 789-1995
PDF similar to YD/T 789-2006
Standard similar to YD/T 789-2006
YD/T 993
YD/T 868
GB/T 15279
YD/T 907
YD/T 719
Basic data
Standard ID
YD/T 789-2006 (YD/T789-2006)
Description (Translated English)
Technical Requirements and Measuring Methods of Hands-Free Telephone Sets
Sector / Industry
Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard
M40
Classification of International Standard
33.050.10
Word Count Estimation
17,138
Date of Issue
2006-12-11
Date of Implementation
2007-01-01
Older Standard (superseded by this standard)
YD/T 789-1995
Quoted Standard
GB/T 15279; YD/T 965; YD/T 968; YD/T 993; ITU-T 9.58; ITU-T P.64; ITU-T P.79; ITU-T P.340; ITU-T P.501; ITU-T P.581
Regulation (derived from)
MIIT Science [2006] No. 730
Issuing agency(ies)
Ministry of Information Industry of the People's Republic of China
Summary
This standard provides hands-free telephone and conference telephone transmission performance, safety and lightning performance, environmental adaptability, electromagnetic compatibility and other technical requirements and test methods. This standard applies to analog interface connected to the public telephone network and conference phone hands-free telephone. Access to the public telephone network and analog interface with hands-free speaker phone function and other terminal devices can also be used with reference to this standard.