Getting Started Manual
WA-GSM-E RevB
60
U
SING THE
FFT
M
ATH FUNCTION
1.
Set up an FFT math function by pressing the
MATH
front panel
button. The
Math
menu is shown.
2.
Press the
Operation
menu option button and select
FFT
.
3.
Press the
Source
menu option button and select a source (
CH1
,
CH2
) for the FFT waveform.
4.
Press the
Window
menu option button and select a type of window
(
Rectangle
,
Hanning
,
Hamming
, or
Blackman
).
5.
Press the
FFT Zoom
menu option button and select a zoom factor
(
1X
,
2X
,
5X
, or
10X
).
6.
Press the
Next Page
menu option button to go to page 2/2.
7.
Press the
Scale
menu option button and select
Vrms
or
dBVrms
.
8.
Press the
Display
menu option button and select
Split
to display the
FFT waveform on the bottom half of the screen or
Full
screen to
display the FFT waveform on the full screen.
Creating Reference Waveforms
Creating Reference Waveforms
Two reference waveforms (REFA and REFB) can be created and saved into
internal memory on the oscilloscope.