16 | Keysight | E4980A Precision LCR Meter 20 Hz to 2 MHz, E4980AL Precision LCR Meter 20 Hz to 300 kHz/500 kHz/1 MHz – Data Sheet
Measurement accuracy
The impedance measurement calculation example below is the result of absolute
measurement accuracy.
100aF
100fF
10fF
1pF
10pF
1fF
1MH
100kH
10kH
1kH
100H
1n
10n
100n
1µ
1G
100M
10M
1M
100pF
10.0%
10H
1H
1nF
10nF
1.0%
0.3%
100mH
10mH
1mH
0.1%
100nF
10µ
100µ
1m
100k
10k
1k
1
µ
F
H
µ
10
100
µ
F
H
µ
100
10
µ
F
10m
100m
1
100
10
0.1%
H
µ
1mF
10mF
1
100nH
10nH
1nH
1
0.3%
1.0%
100mF
10
100m
10m
1m
1F
100
10
10.0%
100pH
20
100
1k
10k
100k
1M 2M
Frequency [ Hz ]
Figure 1. Impedance measurement accuracy (Test signal voltage = 1 Vrms, cable length=0 m, measurement time
mode = MED)