Anritsu BERTWave MP2100B, Руководство по эксплуатации, Страница: 336 / 382

Appendix A Specifications
A-16
Table A.1.3-6 Vertical System (Cont’d)
Item Specifications
Electrical input
(Cont’d)
Amplitude accuracy
*
3
±amplitude accuracy ±2% for reading value*
4
The following figure shows the amplitude accuracy after calibration.
0
5
10
15
20
25
0 50 100 150 200 250 300 350 400
Differences at Offset Values (mV)
A
m
p
lit
ud
e A
ccur
a
cy
(
±m
V
)
Scale=1 mV/div
Scale=15 mV/div
Scale=50 mV/div
Scale=100 mV/div
Scale=200 mV/div
Scale=250 mV/div
*3: After internal calibration
*4: Calculation example: At 400 mV amplitude reading value and 50 mV
offset voltage
Offset voltage
50 mV
Scale
50 mV/div.
1 level
200 mV
0 Level
–
200 mV
Differences at offset
values 250 mV
Differences at offset
values
150 mV
Amplitude
measurement
value
400 mVp-p