Vswr Measurement - Protek A434L Operating Manual

4 ghz cable & antenna analyzer
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To compensate errors caused by a port extension cable or adapters, perform
Open-Short-Load calibration including the port extension cable.
Action
Performs Calibration after the frequency setting and test cable connections.
1. Press the CAL
key.
2. Connect an
Open standard.
3. Select the
Open/Start
screen menu.
4. Connect a
Short standard.
5. Select the
Short/Start
screen menu.
6. Connect the
Load standard.
7. Select the
Load/Start
screen
menu.
Calibration state is changed to "Cal On" after the Open-Short-Load calibration.
4.1.4

VSWR Measurement

The instrument is ready to take VSWR measurement after completing the
Open-Short-Load calibration using a port extension cable.
Note
Hard function key.
Connect CAL Kit "Open" connector to the RF out port.
Open/Start
When the
progress bar is displayed to show the progress.
When a progress bar is disappeared, Open calibration
is finished.
Connect CAL Kit "Short" connector to the RF out port.
Short/Start
When the
progress bar is displayed to show the progress.
When a progress bar is disappeared, Short calibration
is finished.
Connect CAL Kit "Load" connector to the RF out port.
When the
progress bar is displayed to show the progress.
When a progress bar is disappeared, Load calibration is
finished.
Table 4.2 Calibration Procedure
screen menu is selected, a
screen menu is selected, a
Load/Start
screen menu is selected, a
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