Calibration and Measurement Capabilities – CMCs
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Key and supplementary comparisons
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Added keywords act as an additional filter. Keywords separated by a space will be treated by the logical function AND automatically. You may also use OR. Keyword searches also find close matches. Placing quotation marks (") before and after the search word, e.g. "word", will allow for exact matches.

In case of multiple search, please use ADVANCED SEARCH.
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News
17 SEPTEMBER 2021
WARNING
WARNING! The KCDB web will be shut down for maintainence on Monday 20 September from 11:00 to 12:00 Paris time (UTC+2). The search facility may be hampered until 13:00 (UTC+2).
17 SEPTEMBER 2021
Key Comparison in Spectral properties of material - SIM
The results of SIM.PR-K6.2010 have been published in the KCDB. This is a comparison of Spectral regular transmittance in the field of Photometry and Radiometry in which 8 state economies participated.
15 SEPTEMBER 2021
Key Comparison in Vibration - CCAUV
The results of CCAUV.V-K5 have been published in the KCDB. This is a comparison of primary calibration of the complex sensitivity of accelerometers from 10 Hz to 20 kHz in the field of Acoustics, Vibration and Ultrasound in which 14 state economies participated.
15 SEPTEMBER 2021
Key Comparison in Voltage - BIPM
The most recent results of BIPM.EM-K11 have been published in the KCDB, including comparison results obtained with NSAI-NML (Ireland) at 10 V. This is a continuous bi-lateral comparison of voltage at 1 V and 10 V in the field of Electricity and Magnetism in which 24 state economies has participated.
Statistics
Currently in the KCDB there are
259 CIPM MRA participants
1099 key comparisons
25930 CMCs
640 supplementary comparisons