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YD/T 1275-2003 English PDF

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YD/T 1275-2003: Technical specification and testing method for N×64kbit/s baseband modem
Status: Valid
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YD/T 1275-2003English909 Add to Cart 5 days [Need to translate] Technical specification and testing method for N×64kbit/s baseband modem Valid YD/T 1275-2003

PDF similar to YD/T 1275-2003


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Basic data

Standard ID YD/T 1275-2003 (YD/T1275-2003)
Description (Translated English) Technical specification and testing method for N��64kbit/s baseband modem
Sector / Industry Telecommunication Industry Standard (Recommended)
Classification of Chinese Standard M32
Classification of International Standard 35.180
Word Count Estimation 30,357
Date of Issue 2003-06-05
Date of Implementation 2003-06-05
Summary This standard specifies the baseband modem interface electrical performance, line transmission performance, security, performance, power line protection performance, environmental adaptability, equipment, lightning performance and electromagnetic compatibility testing technical requirements and test methods. This standard applies to using 2B1Q, PAM modulation, etc., in an ordinary telephone twisted two-wire line, the two-way symmetric transmission N �� 64kbit/s rate data signal modulation and demodulation equipment.

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