HP 8712ES User Manual page 74

Making Measurements
Measuring S-Parameters using a Two-Port Calibration
Chapter 6
necessary, and information about other calibrations available for
S-parameter measurements. If you wish to perform a two-port
calibration on your insertable device, execute the following steps:
1. Select calibration kits for both ports: since port 1 will use the default
2. Press
3. When the instrument prompts you to connect a through cable, insert
4. The instrument prompts you to connect three standards (open, short,
Figure 3-6 Through-Cable Connection
3-22
provides detail about when a user-defined calibration is
calibration kit (female type-N), this selection is already made for you.
For port 2, press
CAL
panel knob or the
display's table. Press
Prior Menu Prior Menu User 2-Port
you want to correct for crosstalk errors, toggle the
Isolation on OFF
refer to the definition of a user two-port calibration in
a cable with type-N(m) connectors between port 1 and port 2 as
shown in the Figure
disconnect the cable from port 1 but leave it connected to port 2.
and load) to port 1 as shown in the graphic on the next page.
More Cal Cal Kit
keys to highlight Port 2 in the
Type-N(m) .
key ON (for more information about isolation,
3-6. Press Measure Standard
and use the front
User 2-Port . If
Chapter 6).
. When done,
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