Channel
Vertical
Scale
Test Result
Limit Pass/Fail
Vavg1 Vavg2
Calculatio
n Result
[1]
2 mV/div ≤2%
5 mV/div ≤2%
10 mV/div ≤2%
20 mV/div ≤2%
50 mV/div ≤2%
100 mV/div ≤2%
200 mV/div ≤2%
500 mV/div ≤2%
1 V/div ≤2%
2 V/div ≤2%
5 V/div ≤2%
10 V/div ≤2%
CH4
1 mV/div ≤2%
2 mV/div ≤2%
5 mV/div ≤2%
10 mV/div ≤2%
20 mV/div ≤2%
50 mV/div ≤2%
100 mV/div ≤2%
200 mV/div ≤2%
500 mV/div ≤2%
1 V/div ≤2%
2 V/div ≤2%
5 V/div ≤2%
10 V/div ≤2%
NOTE
[1]: The calculation formula is |(Vavg1 - Vavg2) - (Vout1 - Vout2)|/Full Scale x 100%; wherein,
Vout1 is 3 x the current vertical scale and Vout2 is -3 x the current vertical scale.
DC Offset Accuracy Test Record Form
Channel
Setting
Vertical
Scale
Offset Test Result Min. Max.
CH1, 20
MHz BW
500 μV/div 1 V -1.01 V -982.95 mV
500 μV/div 0 V -2.05 mV 2.05 mV
500 μV/div -1 V -982.95 mV 1.01 V
200 mV/div 10 V -10.17 V -9.92 V
200 mV/div 0 V -22.00 mV 22.00 mV
200 mV/div -10 V 9.92 V 10.17 V
1 V/div 20 V -20.30 V -19.69 V
Appendix: Test Record Form
DHO1000 Performance Verification
30
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