Extech Instruments MS420 User Manual page 29

The following Table describes the Vertical Channel menu:
Function
Setting
menu
AC
Coupling
DC
OFF
Channel
ON
1X
10X
Probe
100X
1000X
OFF
Inverted
ON
S C
ETTING THE HANNEL
CH1 will be used in this example.
Press F1 Coupling and then AC to set AC coupling. The DC component contained
in the tested signal is blocked.
Press F1 Coupling and then DC to set DC coupling. Both DC and AC components
contained in the tested signal are permitted.
Refer to Figures 20 and 21.
Description
The dc component in the input signal is blocked
The ac and dc components of the input signal are available
Close the channel
Open the channel
Select the desired probe attenuation
Waveform is displayed normally
Open the Invert function for the waveform setting
C
OUPLING
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