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TIP
Besides CH1-CH4 and Ref1-Ref10, the Math2 source can be set to Math1; the Math3 source
can be set to Math1 or Math2; the Math4 source can be set to Math1, Math2, or Math3.
Selecting a Math automatically enables its window display and sets its Operation on/off switch
to ON.
Auto Set
Click or tap AutoSetting to adjust the vertical scale and the offset of the operation
results to the optimal value according to the current configuration for you to better
observe.
Scale
Scale is used to set the vertical scale of the operation result. You can set the vertical
scale in the following ways.
• In Math menu, rotate the corresponding multipurpose knob on the front panel
or click or tap the icon at the right side of the input field of Scale to increase or
decrease the scale value. You can also click or tap the input field to input a
specific value with the displayed numeric keypad.
• Close the menu and then adjust the vertical scale with the pinch&stretch gesture
on the touch screen. You can also rotate the corresponding multipurpose knob
on the front panel to adjust the vertical scale. Please refer to
Front Panel
Overview
to configure the front-panel multipurpose knobs.
Offset
Offset is used to set the vertical offset of the operation result. You can set the vertical
offset in the following ways.
• In Math menu, rotate the corresponding multipurpose knob on the front panel
or click or tap the icon at the right side of the input field of Offset to increase or
decrease the scale value. You can also click or tap the input field to input a
specific value with the displayed numeric keypad.
• Close the menu and then adjust the vertical offset with the drag gesture on the
touch screen. You can also rotate the corresponding multipurpose knob on the
front panel to adjust the vertical offset. Please refer to
Front Panel Overview
to
configure the front-panel multipurpose knobs.
Invert
Invert is used to enable or disable the inverted display of the waveform. For setting
methods, refer to descriptions in
To Invert a Waveform
.
Waveform
This oscilloscope provides Main and Zoom for the measurement range.
Math Operation
DHO4000 User Guide
148
Copyright ©RIGOL TECHNOLOGIES CO., LTD. All rights reserved.
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