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Chapter 5 To Trigger the Oscilloscope
RIGOL
Sample Position:
Sample position is a point within a bit's time. The oscilloscope samples the bit level at
this point. The sample position is represented by the proportion of "the time from the
start of the bit to the sample position" to the "bit time", as shown in the figure below.
One Bit
60%
70%
80%
Figure 5-18 Sample Position
Press More → Sample Position, then rotate the multifunction knob
or use the
pop-up numeric keypad to set the sample position. The settable range is from 10%
to 90%.
Trigger Mode:
In the trigger control area (Trigger) on the front panel, press Mode to quickly switch
the current trigger mode. For details, refer to descriptions in "Trigger Mode".
Trigger Parameter Setting:
Set the trigger parameter (noise rejection) under this trigger type. For details, refer
to descriptions in "Noise Rejection".
Trigger LEVEL/Threshold Level:
Rotate the Trigger
LEVEL knob to adjust the trigger level/threshold level. Refer
to "Trigger LEVEL/Threshold Level". The current trigger level/threshold level
value is displayed at the upper-right corner of the screen.
MSO8000 User Guide
5-43
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