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Calibration and Measurement Capabilities
Time and Frequency
In the CMCs uncertainty statements, the notation Q[a, b] stands for the root-sum-square of the terms between brackets: Q[a, b] = [a2 + b2]1/2
 
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Your selection : Time and Frequency
 
Indonesia, SNSU-BSN (Standardization Agency of Indonesia)
Complete CMCs in Time and Frequency for Indonesia (.PDF file)
Frequency. Frequency counter, 10 Hz to 1E+07 Hz
Relative expanded uncertainty (k = 2, level of confidence 95%) in Hz/Hz: 3.4E-06 to 2.4E-11
Direct frequency measurement
Averaging time: 100 s, 10 measurements
Amplitude: > 0.5 V (50 ohm)
Approved on 24 June 2019
Internal NMI service identifier: SNSU-BSN/I.MF.2.03
 
Frequency. Frequency counter, 1E+07 Hz to 3.2E+09 Hz
Relative expanded uncertainty (k = 2, level of confidence 95%) in Hz/Hz: 2.4E-11 to 3.8E-11
Direct frequency measurement
Averaging time: 100 s, 10 measurements
Amplitude: > 0.5 V (50 ohm)
Approved on 24 June 2019
Internal NMI service identifier: SNSU-BSN/I.MF.2.03
 
Frequency. General frequency source, 10 Hz to 1E+09 Hz
Relative expanded uncertainty (k = 2, level of confidence 95%) in Hz/Hz: 6E-07 to 5E-11
Direct frequency measurement
Averaging time: 100 s, 10 measurements
Amplitude: > 0.5 V (50 ohm)
Approved on 24 June 2019
Internal NMI service identifier: SNSU-BSN/I.MF.2.02
 
Frequency. Local frequency standard, 1 MHz
Relative expanded uncertainty (k = 2, level of confidence 95%) in Hz/Hz: 3E-13
Phase time measurement
Averaging time: 1 day
Amplitude: > 0.5 V (50 ohm)
Approved on 24 June 2019
Internal NMI service identifier: SNSU-BSN/I.MF.2.01
 
Frequency. Local frequency standard, 5 MHz
Relative expanded uncertainty (k = 2, level of confidence 95%) in Hz/Hz: 3E-13
Phase time measurement
Averaging time: 1 day
Amplitude: > 0.5 V (50 ohm)
Approved on 24 June 2019
Internal NMI service identifier: SNSU-BSN/I.MF.2.01
 
Frequency. Local frequency standard, 10 MHz
Relative expanded uncertainty (k = 2, level of confidence 95%) in Hz/Hz: 3E-13
Phase time measurement
Averaging time: 1 day
Amplitude: > 0.5 V (50 ohm)
Approved on 24 June 2019
Internal NMI service identifier: SNSU-BSN/I.MF.2.01


 
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