JJG 492-2009
Verification Regulation of Cesium Atomic Frequency Standards (English Version)
- Standard No.
- JJG 492-2009
- Language
- Chinese, Available in English version
- Release Date
- 2009
- Published By
- National Metrological Verification Regulations of the People's Republic of China
- Latest
- JJG 492-2009
- Replace
- JJG 492-1987
- Scope
- This procedure applies to the initial verification, subsequent verification and in-use inspection of cesium atomic frequency standards (including cesium atomic clocks).
JJG 492-2009 Referenced Document
- JJF 1001-1998 General Terms in Metrology and Their Definitions
- JJF 1180-2007 Glossary and Definition of Time and Frequency Metrology
- JJG 2007-2007 Time and Frequency Measuring Instruments
JJG 492-2009 history
- 2009 JJG 492-2009 Verification Regulation of Cesium Atomic Frequency Standards
- 1987 JJG 492-1987 Verification Regulation of Cesium Beam Frequency Standard
