5 CALIBRATION AND CALIBRATION KIT
159
Enter the LO frequency, using LO Frequency softkey.
Select the frequency to be separated by the filter, using IF
Frequency softkey:
RF + LO
RF – LO
LO – RF
Connect SHORT, OPEN and LOAD standards to IF filter
output as shown in figure 5.22. Perform the measurement
using the respective standard softkey.
The instrument status bar will indicate Calibration in
progress... when the measurement is in progress. On
completion of the measurement, a check mark will appear
in the left part of the softkey.
To complete the calibration procedure, click Save To
Touchstone File.
This will activate calculation of the calibration
mixer/filter pair S-parameters, and saving those into a
Touchstone file. Enter the file name in the pop-up dialog.
If Setup Option feature is enabled, S-parameter file will
be passed to the de-embedding function and this function
will be activated.
Note You can check the calibration status in channel status bar
(See table 5.5) – F2 и Dmb labels (2-port calibration and
de-embedding function).
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