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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
Specification for radio disturbance and immunity measuring apparatus and methods—Part 1-5:Radio disturbance and immunity measuring apparatus—Antenna calibration sites and refernce test sites for 5 MHz to 18 GHz
Standard published on 28.12.2018
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 1-6: Radio disturbance and immunity measuring apparatus—EMC antenna calibration
Standard published on 29.6.2024
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 2-1:Methods of measurement of disturbances and immunity—Conducted disturbance measurements
Standard published on 31.10.2025
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 2-2:Methods of measurement of disturbances and immunity—Measurement of disturbance power
Standard published on 13.7.2018
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 2-3: Methods of measurement of disturbances and immunity—Radiated disturbance measurements
Standard published on 31.12.2025
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 2-4:Methods of measurement of disturbances and immunity—Immunity measurements
Standard published on 12.1.2008
Selected format:Specification for radio disturbance and immunity measuring apparatus and methodsPart 2-5: In situ measurements of disturbing emissions produced by physically large equipment
Standard published on 17.12.2013
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 3: CISPR technical reports
Standard published on 30.8.2019
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 4-1:Uncertainties,statistics and limit modelling—Uncertainties in standardized EMC tests
Standard published on 15.3.2018
Selected format:Specification for radio disturbance and immunity measuring apparatus and methods—Part 4-2:Uncertainties,statistics and limit modelling—Measurement instrumentation uncertainty
Standard published on 30.12.2022
Selected format:Latest update: 2026-08-11 (Number of items: 2 292 404)
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