Table of Contents
Advertisement
Procedure
Initial Setup
1
2
3
4
5
6
Figure 225 Probe Connected to Power Supply
Calibrating a Reference Plane
To get a reliable measurement from the VNA you must calibrate a reference plane
so that the VNA knows where the probe under test is located along the
transmission line.
7
8
9
10
1130B-Series Probes User's Guide
Turn on the 8720ES VNA and let warm up for 20 minutes.
Press the green [Preset] key on the 8720ES VNA.
On the VNA, press the [Power] key and set the power to 0 dBm.
On the VNA, press the [AVG] key and then select the Averaging Factor screen key.
Set averaging to 4.
On the VNA, press the [Sweep Setup] key and then press the sweep type menu
screen key. Select the log freq screen key.
Connect the probe under test to the Auto Probe Adapter and power the probe
using the 1143A power supply. Install the outside thread adapter to the Auto
Probe Adapter.
On the VNA, press the [Cal] key.
Press the cal menu screen key.
Press the full 2 port screen key.
Connect one of the high quality SMA cables from the VNA's Port 1 to the pincher
side of PV Fixture as shown in
calibration reference plane.
Figure
226. The figure also identifies the
Performance Verification
207
9
Advertisement
Table of Contents
