GW Instek GDS-1000-U Series User Manual - Manual (Page 60)

GDS-1000-U Series User Manual
60
4. Press Window repeatedly to
select the FFT window type.
Window
Hanning
5. The FFT result appears. The horizontal scale
changes from time to frequency, and the
vertical scale from voltage to dB.
6. To move the FFT waveform
vertically, press Position
and use the Variable knob.
Position
0.00 Div
VARIABLE
Range –12.00 Div ~ +12.00 Div
7. To select the vertical scale of
FFT waveform, press
Unit/Div repeatedly.
Unit/Div
1dB
Range 1, 2, 5, 10, 20 dB/Div
8. To clear the FFT result from
the display, press the Math
key again.
MATH