Chapter 4 141
Calibration
3-port TRL calibration
4. Calibration
Figure 4-33 Connection of standards in 3-port TRL calibration
Operational procedure
NOTE The shapes of actual standards differ from those shown in Figure 4-33 which are just
symbols for illustration.
Step 1. Press or to select the channel for which you want to execute
calibration.
Step 2. Press .
Step 3. Press Calibrate.
Step 4. Press 3-Port TRL Cal.
Step 5. Press Select Ports.
Step 6. Select test ports for which you want to execute TRL 3-port calibration. (In the following
procedure, test ports you select here are expressed as test ports x, y, and z.)
Softkey Function
1-2-3 Selects test ports 1, 2, and 3.
1-2-4 Selects test ports 1, 2, and 4.
1-3-4 Selects test ports 1, 3, and 4.
2-3-4 Selects test ports 2, 3, and 4.
NOTE An asterisk (*) in the upper right of the softkey indicates that a calibration coefficient exists
that will be cleared if you select the test port and execute acquisition of the calibration
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