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DSO-2020 USB
Fast Fourier Transform Function
To use the FFT mode, you need to click in Toolbar to open the FFT setup window.
The FFT setup window:
You can select the Source channel, Window algorithm, FFT number, and FFT Zoom
factor. It displays only one FFT spectrum at a time.
Source:
Selects the channel used as the FFT source
Window:
Selects the FFT window type
Scale:
Selects the vertical scale units
Vert Scale：
Selects the vertical scale
HORI Scale:
Selects the FFT zoom factor
Sets horizontal scale, If the information is more than the quantity displayed to the display
window, more information is displayed by using scroll bar.
User’s Manual 31