JJG 545-2015
Frequency Comparators (English Version)

Standard No.

JJG 545-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

National Metrological Verification Regulations of the People's Republic of China

Latest

JJG 545-2015

Replace

JJG 545-2006

Scope

This procedure is applicable to the initial calibration, subsequent calibration and in-use inspection of frequency standard comparators based on frequency difference multiplication technology, double mixing time difference technology and digital double mixing time difference technology.

JJG 545-2015 history

• 2015 JJG 545-2015 Frequency Comparators
• 2006 JJG 545-2006 Frequency Comparator
• 1988 JJG 545-1988 Verification Regulation of Frequency Comparator