YD/T 3251.5-2017Passive device for signal distributing system of mobile communications. Part 5: Combiner (English PDF)
移动通信分布系统无源器件 第5部分：合路器
YD/T 3251.5 | Evolution and historical versions
| Std ID | Title | Status |
|---|---|---|
| YD/T 3251.5-2025 | Passive device for signal distributing system of mobile communications-Part 5:Combiner | Valid |
| YD/T 3251.5-2017 | Passive device for signal distributing system of mobile communications. Part 5: Combiner | Obsolete |
YD/T 3251.5-2017 is obsolete. It has been replaced by YD/T 3251.5-2025. This page sells the obsolete edition, for projects and contracts that still cite it.
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
April 12, 2017
Implementation date
July 1, 2017
Scope
YD/T 3251.5-2017 is the English-translated version of 移动通信分布系统无源器件 第5部分：合路器.
YD/T 3251.5-2017 is the Chinese industry standard "Passive device for signal distributing system of mobile communications. Part 5: Combiner". It was issued on April 12, 2017 by the Ministry of Industry and Information Technology, and took effect on July 1, 2017. It is obsolete: it has been replaced by YD/T 3251.5-2025.
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Document preview — YD/T 3251.5-2017
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology
Contents
- Document data
1 Document data
Sector: Telecom (industry standard).
Issuing body: Ministry of Industry and Information Technology.
Date of issue: 2017-04-12.
Date of implementation: 2017-07-01.
Status: obsolete, replaced by YD/T 3251.5-2025.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — all pages — is available in the English PDF.
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Related Standards
YD/T 3251.6-2025 — Passive device for signal distributing system of mobile communications - Part 6: Load
YD/T 3251.4-2017 — Passive device for signal distributing system of mobile communcations. Part 4: Hybrid bridge
YD/T 3251.6-2017 — Passive device for signal distributing system of mobile communcations. Part 6: Load
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