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MDO-2000A series User Manual
66
5. Press the Window key from the side
menu and select the window type.
Range
Hanning, Hamming, Rectangular,
and Blackman.
6. The FFT result represents the frequency-
domain representation of a signal. Hence, the
horizontal scale changes from time to
frequency, and the vertical scale from
voltage/current to dB/RMS.
Math
Source
Position and
Scale
To move the FFT waveform vertically,
press Vertical until the Div parameter
is highlighted and then use the
Variable knob.
Range
–12.00 Div ~ +12.00 Div
To select the vertical scale of the FFT
waveform, press Vertical until the dB
or voltage parameters are highlighted
and then use the Variable knob.
Range
2mV~1kV RMS (Linear RMS),
1~20 dB (dB VRMS)
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