Waterfall Display - Keysight N9913A User Manual

Interference Analyzer (SA Mode) – Option 236
Spectrogram and Waterfall Displays
Averaging
Averaging can be enabled on the underlying measurement. Press Meas 4 then
Average
Measurement Preset
Measurement Preset resets ONLY the Spectrogram and Waterfall display
settings. It does not reset the measurement settings.
— Press Preset
— Then

Waterfall Display

The live trace is always drawn on a Waterfall display. Older trace records scroll
up from the displayed trace and eventually off the screen. Because of this,
locate the live trace on the bottom of the screen using the scale and reference
settings. Learn how in
Although this document refers to past traces as 'records' these traces are
not saved. They are only drawn on the FieldFox screen. See
Playback Example (SA Only)" on page 284
Figure 13-2 Waterfall display- moderate angle- with time markers 1 minute apart.
The following settings all contribute to the sweep time of an individual trace,
and therefore, the total elapsed time that can appear on the screen in Waterfall
display:
— Frequency Range. Learn more in
— Resolution BW and Video BW. Learn more in
— Sweep Time (Acquisition). Learn more
Keysight N9927-90001 User's Guide
Type. Learn more in
Meas Preset
"Scale and Units" on page
BW)" on page 163 and
"Average Type" on page
for how to save traces.
"Frequency Range" on page
"Resolution Bandwidth (Res
"Video Bandwidth (Video BW)" on page
in."Sweep Acquisition" on page 166
176.
151.
"Record
146.
164.
273