The following figure illustrates the hardware setup.
Figure 5.
Flatness and Bandwidth Verification Cabling Diagram
7
6
9
14-Bit Oscilloscope
NI PXIe-5170R
CH 2
CH 3
CH 6
CH 5
CH 4
CH 7
CH 1
CH 0
50
Ω
±5V
MAX
AUX I/O
+5V MAX
2
1
3
4
5
8
1. Power Sensor
2. SMA (f)-to-N (f) Adapter
3. SMA (m)-to-SMA (m) Adapter
4. Power Splitter
5. SMA (m)-to-SMA (m) Adapter
6. NI 5170R
7. SMA (m)-to-SMA (m) Cable
8. SMA (f)-to-N (m) adapter
9. Signal Generator
2.
Configure the NI 5170R with the following settings:
•
Bandwidth: the Bandwidth value from the
Flatness and Bandwidth Verification
table
•
Vertical range: the Vertical Range value from the
Flatness and Bandwidth
Verification
table
•
Sample rate: 250 MS/s
•
Number of samples: 1,048,576 samples
NI PXIe-5170R Calibration Procedure
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© National Instruments
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19
