RIGOL Chapter 5 Trigger
5-12 DS4000E User’s Guide
3. Specify the pulse width range
The pulse width range is related to the current pulse width condition setting.
When the pulse width condition is
, , or , press
Setting and turn the multi-function knob or the inner knob of the
navigation knob to adjust the pulse width at a relatively smaller step or turn
the outer knob of the navigation knob to adjust the pulse width at a
relatively larger step. The range available is from 4 ns to 4 s.
Note: The larger the rotation amplitude of the outer knob of the navigation
knob is, the faster the variation of the value will be. When you need to
adjust the pulse width within a relatively larger range, this function can help
you quickly finish the setting.
When the pulse width condition is set to or , press Upper
Limit and Lower Limit respectively and use the multi-function knob
or the navigation knob to adjust the upper limit and lower limit of pulse
width. The range of the upper limit is from 12 ns to 4 s. The range of the
lower limit is from 4 ns to 3.99 s.
Note:
― The lower limit of the pulse width must be lower than the upper limit.
― You can use the outer knob of the navigation knob to quickly adjust the
upper limit and lower limit of pulse width within a relatively larger
range.
4. Specify the trigger mode
Press Sweep to select “Auto”, “Normal” or “Single” (please refer to “Trigger
Mode”). The corresponding status light of the trigger mode currently selected in
the trigger control area (TRIGGER) at the front panel turns on.
5. Set the trigger holdoff and noise rejection
Press Setting to enter the trigger setting submenu. In this submenu:
1) Press Holdoff to adjust the holdoff time (please refer to “Trigger
Holdoff”). The range is from 100 ns to 10 s.
2) Press Noise Reject to turn the noise rejection on or off (please refer to
“
Noise Rejection”).
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