13.3 Setting FFT Analysis Conditions
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Chapter 13 FFT Function
Either local or global maxima ([maximal]/ [maximum]) of the input signal and analysis results can
be displayed on the Waveform screen. However, if Nyquist display is selected on the Status screen-
[Status] sheet, no peak values are displayed.
13.3.6 Setting Peak Values of Analysis Results
Selecting peak value display.
Move the cursor to the [Peak] item.
Off Not displayed. (default setting)
Maximal
(local maxima)
When the value of data at a point is greater than that of the adjacent
points, that data is considered a local maxima. The ten largest local
maxima are displayed.
Maximam
(global maxima)
Among all data values, the ten points with the greatest values are
displayed.
Procedure
To open the screen: Press the STATUS key → [Status] sheet
Maximal
Maximam
2
3
2
4
5
6
1
1
• No display occurs if peak values cannot be detected.
• Peak values on the Waveform screen can be displayed and printed, but cannot
be saved as peak values in text files.
• Depending on the split screen status, display ten peak values may not be pos-
sible. In such cases, only the displayable number is displayed, starting from
large items.
Example: When the reference data setting is [From Memory]
Peak value display
From 1 to 4
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