YD/T 3993-2021PRTC equipment test method (English PDF)
基准主时间（PRTC）设备测试方法
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Issued by
Ministry of Industry and Information Technology
Level / Type
National · Recommended
Issue date
December 2, 2021
Implementation date
April 1, 2022
Scope
YD/T 3993-2021 is the English-translated version of 基准主时间（PRTC）设备测试方法.
YD/T 3993-2021 — PRTC equipment test method
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Document preview — YD/T 3993-2021
National Standard of the People's Republic of China
Issued by: Ministry of Industry and Information Technology
Contents
- What this standard covers1
- Document data2
What this standard covers
This standard specifies the test methods for reference master time (PRTC) equipment, including input function test, local clock function test, local time stamp processing function test, output function test, monitoring management function test, time error test in locking mode, locking Wander generation test in mode, jitter generation test, hold characteristic and phase discontinuity test, etc. This standard applies to reference master time (PRTC) equipment and also to equipment that combines reference master time (PRTC) with telecommunication grandmaster clock (T-GM).
Document data
Estimated length of the Chinese original: 13,160 words.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 9 pages — is available in the English PDF.
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