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N2797A User's Guide
18
Press the transmission screen key.
19
Press the do both fwd and reverse screen key.
20
Wait until the VNA beeps four times indicating that it has
completed the task.
21
Press the isolation screen key.
22
Press the omit isolation screen key.
23
Press done 2 port cal screen key.
24
Set the VNA's averaging to off.
25
Save the reference plane cal by pressing the [save recall] key
then the [save state] key.
26
You may change name if you wish.
27
Press the [scale reference] key. Then set the scale to 1 dB per
division and the reference position for 7 divisions.
28
Set reference value for 0 dB.
29
Press the [measure] key.
30
Press the s21 screen key.
31
Ensure s21 response on screen is flat out to 1.5 GHz.
Measuring Vin Response
32
Position the probe conveniently to allow the probe tip to be
normal to the PV/DS board.
33
Hold the probe in position, or use a positioner, so that the
signal and ground are making contact and are perpendicular
to the fixture.
34
Press the [Sweep Setup] key on the VNA. Then press the
trigger menu screen key. Select the continuous screen key.
35
You should now have the V
36
Select [display] key then data->memory screen key.
37
You have now saved Vin waveform into the VNA's memory
for future use.
Measuring Vout Response
38
Disconnect the PORT 2 cable from PV/DS test board and
attach to probe output on the AutoProbe Adapter.
Performance Verification
Test 2. Bandwidth
waveform on screen.
in
5
47
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