Specifications - Cal Test CT3681 User Manual

4 Cleaning
This probe does not require any particular cleaning. If necessary, clean
the case with a cloth slightly moistened with soapy water. Make sure
the probe is completely dry before reconnecting it to an oscilloscope.
WARNING
Dry the probe thoroughly before attempting to make voltage
measurements.
CAUTION
Do not subject the probe to solvents or solvent fumes as these can
cause deterioration of the probe body and cables.

Specifications

All specifications apply to the unit after a temperature stabilization time of 20 minutes over an
ambient temperature range of 25 °C ± 5 °C.
Electrical Specifications
Bandwidth (-3dB)
Rise Time (10%-90%)
Attenuation ratio
Accuracy
CMRR (typical)
Maximum Differential
Input Voltage
(DC + AC peak)
Maximum Common
Mode Input Voltage
(DC + AC peak)
Absolute Maximum
Rated Input Voltage
(each side to ground)
Input Impedance
Output Voltage Swing
Offset (typical)
800-572-1028
CT3681 & CT3683
70 MHz (driving 1 MΩ oscilloscope input)
5 ns
100x/1000x
±2%
-80 dB @ 50 Hz
-60 dB @ 20 kHz
±700 V @ 100x attenuation
±7000 V @ 1000x attenuation
±700 V @ 100x attenuation
±7000 V @ 1000x attenuation
5000 Vrms CAT I
50 MΩ // 7 pF (each side to ground)
100 MΩ // 5 pF (between inputs)
±7 V (driving 1 MΩ oscilloscope input)
±5 mV (adjustable)
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