
Adjustments 8712ET/ES and 8714ET/ES
B Amplitude Correction, Adjustment #105 RF Network Analyzers
2-18 Service Guide
B Amplitude Correction, Adjustment #105
This adjustment corrects the B narrowband input so that it displays a flat 0 dB trace with
an input of 0 dBm from the analyzer's internal source. The results are stored in a
correction table that is accessed during operation.
For ES model analyzers, separate correction tables are created for the A input and the B
input.
Required Equipment
Warmup Time
Allow the analyzer to warm up for one hour.
Estimated Adjustment Time
This adjustment takes approximately one minute to perform.
Procedure
1. Press
.
2. Follow the instructions on the analyzer’s display.
3. If you are not going to make any more adjustments, press
.
If you are going to make more adjustments, save the correction constant data that you
have generated so far.
a. Insert a formatted disk into the internal disk drive.
b. Press .
This creates a file (or writes over an existing file) where the correction constants are
stored.
1. These cables are preferred because they have a better match and lower loss, which result
in a better default calibration.
Equipment Description
Recommended Model or Part Number
For 50Ω Analyzers For 75Ω Analyzers
Type-N cable 8120-6469 or
8120-8862
1
8120-6468 or
8120-8898
1
PRESET SYSTEM OPTIONS
105 ENTER
SYSTEM OPTIONS
SYSTEM OPTIONS
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