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United Kingdom, NPL (National Physical Laboratory)
Complete CMCs in Electricity and Magnetism for United Kingdom (.PDF file)
Magnetic fields: AC magnetic flux density. Field generator, magnetometer, 1E-08 T to 2.2E-02 T
Relative expanded uncertainty (k = 2, level of confidence 95 %) in %: 0.25 to 0.7
Search coil
Frequency: 10 Hz to 120 kHz
Approved on 06 August 2013
Internal NMI service identifier: 316
Uncertainty table