Owon XDS4000 Series - Waveform Math and FFT Analysis

4.Advanced User Guidebook
29
window
Retangular
Tapered
Triangular
Hanning
Hamming
Blackman
Select window for digital filter
cut-off
fre
or
upper down
Turn the M knob to set cut-off
frequency
Vertical
(div)
Turn the M knob to adjust the vertical
position of Math waveform
FFT
Peak
ON
OFF
Enable or disable FFT peak search.
Dynamic marker ▽ marks the FFT
peak.
Waveform math
Taking the additive operation between Channel 1 and Channels 2 for example, the
operation steps are as follows:
1. Press the Math button to display the math menu in the bottom. The pink M
waveform appears on the screen.
2. Select Waveform Math in the bottom menu.
3. In the right menu, select Factor1 as CH1.
4. Select Sign as + in the right menu.
5. In the right menu, select Factor2 as CH2.
6. Select Vertical (div) in the right menu, turn the M knob to adjust the vertical
position of Math waveform.
7. Select Vertical (V/div) in the right menu, turn the M knob to adjust the vertical
division of Math waveform.
User defined function
1. Press the Math button to display the math menu in the bottom.
2. Select User Function in the bottom menu, an expression input keyboard pops
up.