Keysight N9927-90001 User’s Guide 295
Over–the–Air Measurements (OTA) – LTE FDD Option 370 and 5GTF Option 377 (CPU2
Only)
How to Record/Playback (OTA Options 370 and 377)
When GPS is enabled, GPS R is indicated at the bottom of the FieldFox
display. Learn more in “GNSS (GPS+) and GPS” on page 526.
How to Record
—Press Trace 6
—Then Record Playback
—Then Record
is displayed in the left of screen graticules.
During recording, choose from the following:
— Pause Resume
Temporarily halts recording until pressed again. The
incoming trace continues to sweep. Press again to continue recording.
— Stop
Immediately stops recording. Then choose from the following:
—Press Save Log File
to save the current Table data (i.e., default save
device is Internal).
—Press Pause Resume
to continue recording.
—Then Settings
To change your file settings or and measurement
interval. Learn more, refer to “To change Recording Configuration
settings:” on page 295.
To change Recording Configuration settings:
—Press Measure 1
—Then Record Playback
If Recording or Playback is not occurring when you think it should, check
the following:
— Is the sweep in HOLD? (upper-left annotation), or check the Sweep
menu for Continuous set to OFF.
— Is Recording or Playback Paused? (mid-left annotation)
— Is the Record or Playback Interval set too long? (Configuration
settings.)
Record-Play files are saved to:
— Record-Play files are save-recalled to:
"[CurrentDevice]\Ota\RecordPlayback\"
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