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Lithuania, FTMC (Center for Physical Sciences and Technology)
Complete CMCs in Electricity and Magnetism for Lithuania (.PDF file)
DC voltage meters: intermediate values. DC voltmeter, multimeter, 0.001 V to 10 V
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in nV: 60 to 500
Direct comparison
Approved on 06 August 2013
Internal NMI service identifier: FTMC/7
Uncertainty table
 
DC voltage sources: single values. Solid state voltage standard, 1 V to 10 V
Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 0.05 to 0.3
Comparison
Fixed voltage: 1 V, 1.018 V, 10 V
Approved on 06 August 2013
Internal NMI service identifier: FTMC/1
Uncertainty table
 
DC resistance standards and sources: low values. Fixed resistor, 0.1
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 0.5
Direct current comparator bridge
Power: 2.5 mW
Approved on 06 August 2013
Internal NMI service identifier: FTMC/9
 
DC resistance standards and sources: low values. Fixed resistor, 1
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 0.3
Direct current comparator bridge
Power: 1 mW
Approved on 06 August 2013
Internal NMI service identifier: FTMC/10
 
DC resistance standards and sources: intermediate values. Fixed resistor, 10 to 1000
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 0.3 to 0.4
Direct current comparator bridge
Power: 1 mW
Approved on 06 August 2013
Internal NMI service identifier: FTMC/11
Uncertainty table
 
DC resistance standards and sources: intermediate values. Fixed resistor, 10 k to 1000 k
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 0.3 to 0.6
Binary voltage divider bridge
Voltage: 5 V
Approved on 06 August 2013
Internal NMI service identifier: FTMC/14
Uncertainty table
 
DC resistance meters: low values. Micro-ohmmeter, multimeter, multifunction transfer standard, resistance bridge, 1
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 2
Comparison to standard resistor
Approved on 06 August 2013
Internal NMI service identifier: FTMC/17
 
DC voltage meters: intermediate values. DC voltmeter, multimeter, multifunction transfer standard, 0.1 V to 1000 V
Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 6.8 to 2.5
Direct measurement
Approved on 06 August 2013
Internal NMI service identifier: FTMC/37
Uncertainty table
 
DC voltage sources: low values. DC voltage source, multifunction calibrator, 0.1 V to 10 V
Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 2.5 to 1
Direct measurement
Approved on 06 August 2013
Internal NMI service identifier: FTMC/40
 
DC voltage sources: intermediate values. DC voltage source, multifunction calibrator, 10 V to 1000 V
Relative expanded uncertainty (k = 2, level of confidence 95%) in µV/V: 1 to 2
Direct measurement
Approved on 06 August 2013
Internal NMI service identifier: FTMC/41
 
DC resistance standards and sources: multiple ranges. Multifunction calibrator, 1
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 5
Direct comparison
Approved on 06 August 2013
Internal NMI service identifier: FTMC/25
 
DC resistance standards and sources: multiple ranges. Multifunction calibrator, 0.01 k to 1000 k
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 2
Direct comparison
Fixed resistance: 0.01 kohm, 0.1 kohm, 1 kohm, 10 kohm, 100 kohm, 1000 kohm
Approved on 06 August 2013
Internal NMI service identifier: FTMC/26
 
DC resistance standards and sources: multiple ranges. Multifunction calibrator, 10 M to 100 M
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 3 to 6
Direct comparison
Approved on 06 August 2013
Internal NMI service identifier: FTMC/32
Uncertainty table
 
DC resistance meters: intermediate values. Ohmmeter, multimeter, multifunction transfer standard, resistance bridge, 0.01 k to 100 k
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 2
Comparison to standard resistor
Fixed resistance: 0.01 kohm, 0.1 kohm, 1 kohm, 10 kohm, 100 kohm
Approved on 06 August 2013
Internal NMI service identifier: FTMC/18
 
DC resistance meters: intermediate values. Ohmmeter, multimeter, multifunction transfer standard, resistance bridge, 1 M to 1000 M
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 2 to 9
Comparison to standard resistor
Approved on 06 August 2013
Internal NMI service identifier: FTMC/21
Uncertainty table
 
DC resistance standards and sources: high values. Fixed resistor, three terminal resistor, resistance box, 0.01 G to 1000 G
Relative expanded uncertainty (k = 2, level of confidence 95 %) in µ/: 1.3 to 9800
Binary voltage divider bridge
Voltage: 10 V (10 Mohm, 100 Mohm), 100 V (1 Gohm, 10 Gohm, 1 Tohm)
Approved on 06 January 2015
Internal NMI service identifier: FTMC/22
Uncertainty table
 
Time scale difference. Local clock vs UTC, -1 s to 1 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ns: 2
Time interval measurement
Pulse amplitude: > 1 V
Fractional part of modulo 1 second difference, integer part can be provided also
Approved on 18 November 2009
Internal NMI service identifier: FTMC/1
 
Time scale difference. Remote clock versus UTC(LT), -1 s to 1 s
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in ns: 10
GPS CV single frequency multi-channel
Averaging time: 1 day
Fractional part of modulo 1 second difference, integer part can be provided also
Approved on 18 November 2009
Internal NMI service identifier: FTMC/2
 
Frequency. General frequency source, 1 Hz to 2E+08 Hz
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in Hz: (2.5E-07 + 7E-12F), F in Hz
Direct measurement of frequency F
Averaging time: 1000 s
Approved on 18 November 2009
Internal NMI service identifier: FTMC/11
 
Frequency. Frequency counter, 1 Hz to 2E+08 Hz
Absolute expanded uncertainty (k = 2, level of confidence 95 %) in Hz: (2.5E-07 + 7E-12F), F in Hz
Direct measurement of frequency F
Averaging time: 1000 s
Approved on 18 November 2009
Internal NMI service identifier: FTMC/12