Handheld Cable/Antenna Analyzer
7-2 Making a DTF Measurement
Once you have selected a measurement type and set the desired parameters (as covered in Section 7-
1), the instrument is ready to perform the DTF measurement.
Procedure:
1.
Connect the antenna or cable feedline to the RF Out port on the instrument, using a test port
extension cable if necessary.
2.
The measurement trace will appear on the instrument display in real time.
3.
You may wish to select
Single Sweep,
to hold measurement data for easier analysis and saving.
For details on analyzing the measurement results, please refer to Chapter 16 — Markers and Limit Lines.
Saving the Measurement:
When you have conducted a successful measurement and wish to save the results for later viewing or
analysis, press the
Save
button to the top-right of the display. DTF return loss measurements will save as .DRL
files, while DTF-VSWR measurements will save as .DVS files. For more details on naming and saving files to the
instrument or USB, see Section 17-2.
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