Keysight Infiniium DSOS204A - Page 47

Testing Performance 3
S-Series Oscilloscopes Service Guide 47
DC Gain Accuracy Test (50 Ω)
Vertical Scale Ext. Supply
Setting
V
DMM+
V
Scope+
V
DMM-
V
Scope-
Calculated DC
Gain Error
DC Gain Error
Test Limits
Channel 1
5 mV/div ±15 mV ±2 %
10 mV/div ±30 mV ±2 %
20 mV/div ±60 mV ±2 %
50 mV/div ±150 mV ±2 %
100 mV/div ±300 mV ±2 %
200 mV/div ±600 mV ±2 %
500 mV/div ±1.5 V ±2 %
1 V/div ±3.0 V ±2 %
Channel 2
5 mV/div ±15 mV ±2 %
10 mV/div ±30 mV ±2 %
20 mV/div ±60 mV ±2 %
50 mV/div ±150 mV ±2 %
100 mV/div ±300 mV ±2 %
200 mV/div ±600 mV ±2 %
500 mV/div ±1.5 V ±2 %
1 V/div ±3.0 V ±2 %
Channel 3
5 mV/div ±15 mV ±2 %
10 mV/div ±30 mV ±2 %
20 mV/div ±60 mV ±2 %
50 mV/div ±150 mV ±2 %
100 mV/div ±300 mV ±2 %
200 mV/div ±600 mV ±2 %
500 mV/div ±1.5 V ±2 %
1 V/div ±3.0 V ±2 %
Channel 4
5 mV/div ±15 mV ±2 %
10 mV/div ±30 mV ±2 %
20 mV/div ±60 mV ±2 %
50 mV/div ±150 mV ±2 %
100 mV/div ±300 mV ±2 %
200 mV/div ±600 mV ±2 %
500 mV/div ±1.5 V ±2 %
1 V/div ±3.0 V ±2 %