YD/T 1690.4-2007Interior of Telecommunication Equipment-Measurement of Electromagnetic Emissions-150kHz to 1GHz. Part 4: Measurement of Conducted Emissions-1omega /150omega Direct Coupling Method (English PDF)
电信设备内部电磁发射诊断技术要求和测量方法(150kHz～1GHz)第4部分:传导发射测量 1Ω/150Ω直接耦合方法
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Issued by
Ministry of Information Industry of the People's Republic of China
Level / Type
National · Recommended
Issue date
September 29, 2007
Implementation date
January 1, 2008
Scope
YD/T 1690.4-2007 is the English-translated version of 电信设备内部电磁发射诊断技术要求和测量方法(150kHz～1GHz)第4部分:传导发射测量 1Ω/150Ω直接耦合方法.
YD/T 1690.4-2007 is the Chinese standard "Interior of Telecommunication Equipment-Measurement of Electromagnetic Emissions-150kHz to 1GHz. Part 4: Measurement of Conducted Emissions-1omega /150omega Direct Coupling Method".
It was issued by Ministry of Information Industry of the People's Republic of China. Issued on 2007-09-29, in force from 2008-01-01.
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Document preview — YD/T 1690.4-2007
National Standard of the People's Republic of China
- ICS
- 33.100.10
- Classification
- L06
Issued by: Ministry of Information Industry of the People's Republic of China
Contents
- [Preview only]
- 1 Scope
- 2 Normative references
- 3 Abbreviations
- 3.1 Terms and definitions
- 4 General
- 4.1 Test environment
- 4.2 UE Information
- 4.3 Test Implementation
- 5 Technical requirements
1 Foreword
YD/T 1690.4-2007 was issued by Ministry of Information Industry of the People's Republic of China on 29 September 2007.
It is one of 6 parts of the YD/T 1690 series.
The YD/T prefix marks a recommended standard. It is not law in itself: it becomes binding when a contract names it, when a regulation or a mandatory standard refers to it, or when a producer declares conformity with it.
2 Scope Preview
YD/T 1690.4-2007 falls under ICS 33.100.10, in the field of telecommunications.
This catalogue holds 3,420 other YD/T standards in that field.
In this catalogue, YD/T standards carry edition years from 1982 to 2026.
3 Where this standard sits
YD/T 1690.4-2007 is classified under ICS 33.100.10, in the field of telecommunications.
It is one part of the YD/T 1690 series, of which this catalogue holds 6 parts.
4 About this standard
Sector: Telecommunication Industry Standard (Recommended)
Issued by: Ministry of Information Industry of the People's Republic of China
English translation: about 16 pages (approximate)
Chinese original: about 23,289 characters
5 Related standards
Other parts of this standard:
YD/T 1690.1-2007 — Part 1: General Conditions and Definitions
YD/T 1690.2-2007 — Part 2: Measurement of Radiated Emissions TEM Cell and Wideband TEM Cell Method
YD/T 1690.3-2007 — Equipment. Measurement of Electromagnetic Emissions-150kHz to 1GHz. Part 3: Measurement of Radiated Emissions. Surface Scan Method
YD/T 1690.5-2007 — Part 5: Measurement of Conducted Emissions. Workbench Faraday Cage Method
YD/T 1690.6-2007 — Part 6: Measurement of Conducted Emissions. Magnetic Probe Method
Standards on related subjects:
GB 4343.1-2024 — Electromagnetic compatibility - Requirements for household appliances, electric tools and similar apparatus - Part 1: Emission
YD/T 983-2013 — Limits and methods of measurement of electromagnetic compatibility of telecommunicatin power supply equipment
GB/T 4365-2003 — Electrotechnical terminology -- Electromagnetic compatibility
YD/T 6589-2025 — Requirements and measurement methods of electromagnetic Compatibility for radio optical communication equipment based on LED and infrared technology
YD/T 6549-2025 — Assessment of electronic and electrical equipment related to human exposure restrictions for electromagnetic fields (O Hz to 300 GHz)
YD/T 1312.1-2025 — Requirements and measurement methods of electromagnetic compatibility for radio communication equipment - Part 1: Common technical requirements
6 Classification and status
International classification (ICS): 33.100.10
Chinese Standard Classification (CCS): L 06
Prefix YD/T: recommended standard.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 16 pages — is available in the English PDF.
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Related Standards
YD/T 1690.5-2007 — Interior of Telecommunication Equipment-Measurement of Electromagnetic Emissions-150kHz to 1GHz. Part 5: Measurement of Conducted Emissions. Workbench Faraday Cage Method
YD/T 1690.3-2007 — Interior of Telecommunication Equipment. Measurement of Electromagnetic Emissions-150kHz to 1GHz. Part 3: Measurement of Radiated Emissions. Surface Scan Method
YD/T 1690.6-2007 — Interior of Telecommunication Equipment-Measurement of Electromagnetic Emissions-150kHz to 1GHz. Part 6: Measurement of Conducted Emissions. Magnetic Probe Method
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