NARDA EHP-50-G, User Manual

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General Information 1-7
1.6.3 Measurements
Uncertainty of EHP-50G
(Weighted Peak mode) The total uncertainty derived from typical contributions of linearity,
anisotropy, the worst case deviation from the nominal weighting filter,
temperature and relative humidity.
Magnetic probe
Total expanded uncertainty %
Frequency from 15 Hz to 100 kHz 4.6
Frequency from 10 Hz to 300 kHz 7.1
Frequency from 3 Hz to 300 kHz 8.6
Electric probe
)
Total expanded uncertainty %
Frequency from 15 Hz to 250 kHz 8.3
Frequency from 3 Hz to 300 kHz 9.7
Note: below 3 Hz and above 300 kHz the uncertainty increases to 0.85 dB (band limiting filter not considered).