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PXIe-5665 Calibration Procedure
5.
Disable the RF source 1 and RF source 2 outputs.
Note
When disabled, the RF source 1 and RF source 2 output signals should be less
than -60 dBm.
6.
Disable the PXIe-5665 preamplifier.
7.
Set the RF source 2 frequency according to Table 42.
8.
Set the RF source 1 frequency 1 MHz above the RF source 2 frequency.
9.
Set the PXIe-5665 center frequency according to the first row in Table 42.
10. Set the RF source 2 power to the
RF Source 2 Programmed Power
as appropriate.
11. Set the RF source 1 power to the
RF Source 1 Programmed Power
as appropriate.
12. Set the PXIe-5665 reference level according to Table 43 or Table 44 as appropriate.
Table 42.
Gain Compression Verification Test Frequencies (Frequencies
≤
700 MHz)
Start Frequency (MHz)
Stop Frequency (MHz)
Step Size (MHz)
10
90
40
100
700
200
Table 43.
Gain Compression Verification Test Settings (Preamplifier Disabled)
Setting
Frequency Range (MHz)
Limit
Value (dBm)
RF Source 1
Programmed Power
11 to 701
As-Found
+8.0
As-Left
*
+9.1
RF Source 2
Programmed Power
10 to 700
Both
-24
PXIe-5665 Reference
Level
10 to 700
Both
0
*
section of this document for more information
about as-left limits.