Owon MSO5022 User Manual page 31

User's Manual of OWON Color Mixed Signal Digital Storage Oscilloscope
The description of the Channel Menu is shown as the following list: following form:
Function Menu
Coupling
Channel
Probe
Inverted
1. Setting Channel Coupling
Taking the Channel 1 for example, the measured signal is a square wave signal
containing the direct current bias. The operation steps are shown as below:
(1). Press the CH1 MENU button and call out the CH1 SETUP menu.
(2). Press the F1 menu selection button and select the Coupling item as "AC" to
set the channel coupling as ac mode, under which the direct current
component in the signal will be blocked.
Then, press the F1 menu selection button again and select the Coupling item as
"DC", setting the channel coupling as dc mode, under which both dc and ac
components in the signal will be unblocked.
The wave forms are shown as Fig. 21 and Fig. 22.
Setting Description
AC Block the AC component in the input signal.
DC Unblock the AC and DC components in the
input signal.
OFF Close the measurement channel.
ON Open the measuring channel.
1X Choose
10X attenuation factor to make the vertical scale
100X reading accurate.
1000X
OFF The wave form is displayed normally.
ON Initiate the wave form inverted function.
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one according to the probe