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U1731C/U1732C/U1733C Electrical Specifications
Test Signal
Model Selection
Test signal level Test frequency
Level Accuracy Frequency Accuracy
U1731C/U1732C/U1733C 100 Hz 0.74 Vrms 0.05 Vrms 100 Hz 0.01%
120 Hz 0.74 Vrms 0.05 Vrms 120.481 Hz 0.01%
1 kHz 0.74 Vrms 0.05 Vrms 1 kHz 0.01%
U1732C/1733C 10 kHz 0.70 Vrms 0.05 Vrms 10 kHz 0.01%
U1733C 100 kHz 0.70 Vrms 0.05 Vrms 100 kHz 0.01%
DCR +1.235 V 0.05 V NA NA
Source Impedance of Impedance/Resistance Measurement
Range
Typical source impedance
U1731C/U1732C/U1733C U1732C/U1733C U1733C
100 Hz 120 Hz 1 kHz 10 kHz 100 kHz DCR
2 Ω 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω
20 Ω 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω
200 Ω 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω
2000 Ω 1 kΩ 1 kΩ 1 kΩ 1 kΩ 1 kΩ 1 kΩ
20 kΩ 10 kΩ 10 kΩ 10 kΩ 10 kΩ 1 kΩ 10 kΩ
200 kΩ 100 kΩ 100 kΩ 100 kΩ 10 kΩ 1 kΩ 100 kΩ
2000 kΩ 100 kΩ 100 kΩ 100 kΩ 10 kΩ NA 100 kΩ
20 MΩ 100 kΩ 100 kΩ 100 kΩ 100 kΩ NA 100 kΩ
200 MΩ 100 kΩ 100 kΩ 100 kΩ NA NA 100 kΩ
Source Impedance of Capacitance Measurement
Range
Typical source impedance
U1731C/U1732C/U1733C U1732C/U1733C U1733C
100 Hz 120 Hz 1 kHz 10 kHz 100 kHz
20 mF 100 Ω 100 Ω NA NA NA
2000 μF 100 Ω 100 Ω 100 Ω NA NA
200 μF 100 Ω 100 Ω 100 Ω 100 Ω NA
20 μF 100 Ω 100 Ω 100 Ω 100 Ω 100 Ω
2000 nF 1 kΩ 1 kΩ 100 Ω 100 Ω 100 Ω
200 nF 10 kΩ 10 kΩ 1 kΩ 100 Ω 100 Ω
20 nF 100 kΩ 100 kΩ 10 kΩ 1 kΩ 100 Ω
2000 pF 100 kΩ 100 kΩ 100 kΩ 10 kΩ 1 kΩ
200 pF NA NA 100 kΩ 10 kΩ 1 kΩ
20 pF NA NA NA 100 kΩ 1 kΩ
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