SDS1000X-E User Manual
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axis can be dBVrms, dBm, Vrms or dBArms, Arms, which use a logarithmic scale
or a linear scale to display vertical amplitude respectively.
Press the Ext Lode softkey and then turn the Universal Knob to select the
external load value.
6. Press the Horizontal softkey to enter HORIZONTAL menu.
Figure 63 HORIZONTAL Menu
Press the Center softkey, and then turn the Universal Knob to select the desired
center frequency.
Press the Hz/div softkey, and then turn the Universal Knob to select the desired
resolution frequency.
7. Press the Tools softkey to enter TOOLS menu. Press Type softkey to select the type
of tools. The type of the tools can be Peaks, Markers, or Off.
Peaks: Automatically mark the peak of the current FFT waveform according to the
search configuration.
Figure 64 FFT Peaks Menu
Press the Show Table softkey to display a table of peak, and press Show
Frequency softkey to display the frequency value of the peak. Press the Sort By
softkey continuously to set the table sorting by Amplitude or Frequency.
Press the Search Config softkey to set search configuration.
Figure 65 SEARCH Menu
a) Press the Threshold softkey and turn the Universal knob to set the
minimum peak amplitude. Only peaks larger than the peak limit can be
judged as peaks.
b) Press the Excursion softkey and turn the Universal knob to set the
difference between the peak value and the minimum Amplitude on both
sides. Only when the difference is greater than the peak value of peak offset
can the peak value be determined.
Markers: Customize the marker locations on the FFT waveform based on search
configuration.
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