Keysight Technologies C Series User Manual page 76

TDR (Time Domain Reflectometry) - Option 215
"Frequency Mode" on page 80
"Cable (Correction) Specifications" on page 81
"Window Settings" on page 84
"TDR Units" on page 85
"Calculated TDR values" on page 85
"About Alias Faults" on page 86
"How to Prevent Undersampling" on page 87
Optional Settings
"All about Markers" on page 734
"All about Limit Lines" on page 749
"Saving and Recalling Files" on page 818
Trace Math is NOT available in DTF Measurements.
How to make TDR Measurements
Before starting, you may need the following:
- Jumper cable or adapter to connect the beginning of the DUT to the
- LOAD with correct connector type and gender to terminate the end of the
- The known length and cable type of the DUT. If the cable type is not known,
2. Press Preset then
3. Then Mode then CAT/TDR.
4. Then Meas 1 then
5. Press Freq/Dist, then
6. Press Cal 5 and follow the Cal prompts. Learn all about Calibration in
7. Disconnect any components or antenna that should NOT be measured and
8. Press Meas Setup 4 then
76
FieldFox.
DUT (if possible).
then the Cable Loss (dB/Meter) and Velocity Factor of the DUT are required.
1. Connect any necessary jumper cable or adapter to the FieldFox RF
OUT port. Do NOT connect the DUT.
Preset
More
can optionally set the Start Distance
"How to Perform a Calibration" on page
connect a LOAD at the end of the DUT.
to return the FieldFox to the default settings.
DTF (Lin) TDR (Lin rho)
then or
Stop Distance and enter the length of the DUT. You
127.
DTF Cable Specifications.
Keysight N9915-90020 User's Guide
or (ohm).