Keysight Technologies U3042AM20, User'S And Service Manual

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64 Keysight U3042AM20 User’s and Service Guide
U3042AM20
Cal Kit Operational Check
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Figure 45
Calibration, Cal Set Viewer
10. From the Cal Sets drop-down menu, select 999.1 and select Enable.
Select the Reflection Tracking(x,x), where x,x is the port being tested, term
in the center drop-down menu and ensure that the Enable and Error Terms
are selected.
11. Compare the Reflection Tracking (1,1) trace to the appropriate limits in
Table 16 on page 59 . Use the Marker function to measure trace values.
The trace should be similar to Figure 46 on page 65 .
12. Repeat step 10 above. Compare the Reflection Tracking (1,1) trace to the
appropriate limits in Table 16 on page 59 . Use the Marker function to
measure trace values. The trace should be similar to Figure 46 on page 65
for Cal Sets “999.1” thru “999.24” (24-Port).
Response from 10 MHz to 500 MHz is normal due to the PNA-X couplers in
comparison to the Test Set bridges. The bridges have more gain in the
coupled RF path.