Analyze Waveform Data
FFT
3.
Push the side-bezel menu
FFT Source
button,
if needed, and turn multipurpose knob
a
to select the source to use. Choices are:
channels 1, 2, 3, 4, reference waveforms R1,
R2, R3, and R4.
FFT Source
1
4.
Push the side-bezel
Vertical Scale
button
repeatedly to select either Linear RMS or dBV
RMS.
Vertical
Units
Linear RMS
5.
Push the side-bezel
Window
button repeatedly
to select the desired window.
Window choices are: Rectangular, Hamming,
Hanning, and Blackman-Harris.
Window
Hanning
6.
Push the side-bezel
Horizontal
button to
activate multipurpose knobs
a
and
b
to pan
and zoom the FFT display.
Horizontal
625kHz
1.25kHz/div
DPO3000 Series Oscilloscopes User Manual
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