12-4
IM DL950-02EN
12.2 Setting the Details of the FFT
This section explains the detail settings of FFT waveforms.
Items Common to Scope Mode and Recorder Mode
• FFT start point and number of FFT points
• Window function
• Spectrum type and sub type
• Source waveform
• Setting the vertical scale (center value, minimum unit)
• Setting the average measurement
► “All Math Setup (FFT Setup),”
“Math Range Setup (Range Setup),”
“FFT Trace Setup (Trace Setup),”
“FFT Math Setup (FFT Math Setup),” and
“Average Setup (Average Setup)(/G02 option)” in the Features Guide
FFT Menu
1.
On the waveform screen’s MENU, tap ANALYSIS > FFT, or press FFT. The following screen
appears.
See “Setting the FFT.”
Turns FFT Window
on or off
► sec. 12.1
Set the cursor.
► sec. 12.3
Set the main waveform’s display ratio.
► sec. 12.1
Set the display layout.
► sec. 12.1
Turns Window1 and Window2
linking on or off ► sec. 12.1
See “Setting the Average
Measurement (/G02 option).”
FFT menu (1/2) FFT menu (2/2)
See “Setting the
Traces.”
Configure the Window1 and
Window2 displays. ► sec. 12.1
See “Setting the FFT
Computation Range.”