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October 2014
Page
27
Function Menu
Setting
Description
Coupling
AC
DC
GROUND
Block the DC component of the input signal.
Pass both AC and DC components of the
input signal.
Input signal is interrupted.
Band Limit
OFF 100 MHz
ON 20 MHz
Get full bandwidth.
Limits the channel bandwidth to 20MHz to
reduce display noise.
Channel
OFF
ON
Close the measurement channel.
Open the measuring channel.
Probe
1X
10X
100X
1000X
Choose one according to the probe
attenuation factor to make the vertical scale
reading accurate.
Inverted
OFF
ON
Get full bandwidth.
Limit the channel bandwidth to 20MHz to
reduce display noise.
►
Setting Coupling for selected Channel
A square waveform is used as an input in this example.
Press the
CH1 MENU
button to show submenu
CH1 SETUP
.
Press
F1
next to Coupling and select "AC", now DC component is
blocked from input signal. See Figure 22.
Press
F1 again to set
"DC" mode, both AC and DC components get
passed. See Figure 23.
The wave forms are shown as Figure 22. and Figure 23.
Figure 22.
Channel Setting Menu.