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To Select the Ref Source
Click or tap the drop-down button of Source to select the desired reference
waveform source (CH1~ CH4 or Math1~ Math4).
To Save the Reference Waveform to Internal Memory
Click or tap SaveToRef to save the displayed waveform for the specified source to the
internal memory as the reference waveform.
CAUTION
This operation only saves the reference waveform to the volatile memory, and the
waveform will be cleared at power-off or restoring to the default settings. If you want to
store reference waveforms that can be recalled when necessary, please export the
waveform to internal or external memory (
To Export to Internal or External Memory
).
To Clear the Specified Reference Waveform
Click or tap
Clear to clear the specified reference waveform for the "current
channel".
You can also click or tap the Clear button in the function navigation menu or press
the front-panel key to clear the reference waveforms of all the reference
channels.
13.3 To Set the Ref Waveform Display
After clicking or tapping SaveToRef, you can adjust the vertical scale and offset of the
reference waveform specified in Current.
Modify the Vertical Scale
Click or tap the input field of VScale, and then use the pop-up numeric keypad to set
the vertical scale of the reference waveform. You can directly click or tap the icons
at the right side of the input field of VScale to increase or decrease the vertical
scale value. You can also use the corresponding multipurpose knob to adjust the
scale.
Modify the Vertical Offset
Click or tap the input field of VOffset, and then use the pop-up numeric keypad to
set the vertical offset of the reference waveform. You can directly click or tap the Up
and Down arrow icons at the right side of the input field of VOffset to
Reference Waveform
DHO4000 User Guide
186
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
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