90 Keysight Infiniium MXR-Series Real-Time Oscilloscopes User's Guide
6 Testing Performance
Table 6 Input Impedance Test, Channels 5 through 8
Input
Resistance
Vertical
Scale
Channel 5 Channel 6 Channel 7 Channel 8 Limits
50 Ω 5mV/div 48.25Ω to 51.75 Ω
50 Ω 10 mV/div 48.25 Ω to 51.75 Ω
50 Ω 20 mV/div 48.25 Ω to 51.75 Ω
50 Ω 50 mV/div 48.25 Ω to 51.75 Ω
50 Ω 100 mV/div 48.25 Ω to 51.75 Ω
50 Ω 200 mV/div 48.25 Ω to 51.75 Ω
50 Ω 500 mV/div 48.25 Ω to 51.75 Ω
50 Ω 1 V/div 48.25 Ω to 51.75 Ω
1MΩ 5mV/div 990kΩ to 1.010 MΩ
1MΩ 10 mV/div 990 kΩ to 1.010 MΩ
1MΩ 20 mV/div 990 kΩ to 1.010 MΩ
1MΩ 50 mV/div 990 kΩ to 1.010 MΩ
1MΩ 100 mV/div 990 kΩ to 1.010 MΩ
1MΩ 200 mV/div 990 kΩ to 1.010 MΩ
1MΩ 500 mV/div 990 kΩ to 1.010 MΩ
1MΩ 1V/div 990kΩ to 1.010 MΩ
1MΩ 2V/div 990kΩ
to 1.010 MΩ
1MΩ 5V/div 990kΩ to 1.010 MΩ
Table 7 Offset Accuracy Test (50 Ω)
Vertical Scale Ext.
Supply
Setting
V
DMM
+
V
Scop
e+
V
error
+
V
DMM
-
V
Scop
e-
V
error-
Offset
Accuracy
Limit (±)
V
zero-error
V
zero-error
Limit (±)
Channel 1
5 mV/div ±60 mV 3.1 mV 2.5 mV
10 mV/div ±120 mV 4.2 mV 3.0 mV
20 mV/div ±240 mV 6.4 mV 4.0 mV
50 mV/div ±600 mV 13.0 mV 7.0 mV
100 mV/div ±1.2 V 24.0 mV 12.0 mV
200 mV/div ±2.4 V 58.0 mV 22.0 mV