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Chapter 6 Operations and Measurements RIGOL
DS8000-R User Guide 6-7
⚫ Click More → X continuously to select "Span-Center" (frequency range to
center frequency) or "Start-End" (start frequency to stop frequency).
➢ "Span-Center" (frequency range to center frequency): the frequency range
refers to the screen width, and you can divide the frequency range by 10 to
obtain the frequency per division. Click Span to set the frequency range of
the frequency-domain waveform. For setting methods, refer to descriptions
in "Parameter Setting Method". Click Center to set the frequency of
the frequency-domain waveform relative to the horizontal center of the
screen. For setting methods, refer to descriptions in "Parameter Setting
Method".
➢ "Start-End" (start frequency to stop frequency): start frequency refers to
the frequency at the left side of the screen. Click Start to set the start
frequency of the frequency-domain waveform. For setting methods, refer to
descriptions in "Parameter Setting Method". Stop frequency refers to
the frequency at the right side of the screen. Click End to set the stop
frequency of the frequency-domain waveform. For setting methods, refer to
descriptions in "Parameter Setting Method".
⚫ Click More → Peak Search to enter the peak search menu.
Click Peak Search continuously to enable or disable the peak search function.
When enabled, the peak search results are displayed on the screen, as shown in
the figure below. Click the "Math" tab at the top of the peak search results to
switch among Math1-Math4.
➢ Click Peak Number, then use the pop-up numeric keypad or scroll with the
mouse to set the number of peaks. The available range is from 1 to 15. By
default, it is 5.
➢ Click Threshold, then use the pop-up numeric keypad or scroll with the
mouse to set the threshold of the peak.
➢ Click Excursion, then use the pop-up numeric keypad or scroll with the
mouse to set the excursion of the peak.
➢ Click Table Order, then select the sorting mode of the peak. The available
sorting mode is "Amp Order" and "Freq Order". By default, it is "Amp
Order".
➢ Click Export, and the save setting menu is displayed. You can export the
peak search results to the internal memory or the external USB storage
device in CSV format. For detailed saving operation, refer to descriptions in
"Store and Load".
⚫ Click More → Window to select the desired window function.
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