NI PXIe-5693 Calibration Procedure
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© National Instruments
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47
33. Calculate the gain using the following equation:
Gain = Output Power - Channel A Power
34. Store the calculated
Gain
value in the NI 5693 EEPROM.
35. Repeat steps 27 through 34 for each frequency listed in
Appendix B: Test Frequencies for
36. Close the calibration session for the NI 5693.
37. Close the session for the NI 5693.
Reverification
Repeat the
section to determine the as-left status of the device.
Note
If any test fails reverification after performing an adjustment, verify that you
have met the
before returning your device to NI. Refer to
for information about support resources or service requests.
Appendix A: Test Frequencies for RF Gain
Adjustment
Note
Read the following table from left-to-right.
Table 19.
RF Gain Adjustment Test Frequencies
Filter Path
Frequency (MHz)
Low Frequency
Bypass Path
10
12.5
15
17.5
20
22.5
25
27.5
30
Filter 1
19
19.5
20
22
23
25
26.5
28.5
30.5
32
33.5
34.5
Filter 2
33
33.5
34.5
37
40
43
46
48
50
52.5
55.5
57
58.5
60
61
Filter 3
59
60
61.5
66
69.5
73
91
97.5
101
105.5
108
109
110
