Rigol MSO4000 Series User Manual page 181

Chapter 6 Operations and Measurements
6. Turn the invert on or off
7. Define the math operation waveform label
To Edit and Apply the Operation Expression
The operation expression editing window is as shown in the figure below. The
following section provides introductions of the contents in the window.
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MSO4000/DS4000 User's Guide
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Press Invert to turn the inverted display of the math operation waveform on or
off.
Press Label to open the label submenu and the label modification interface.
Please set the math operation waveform label by referring to "To Set the
Channel Label".
Note: The user-defined label can include uppercase English letters (from A to Z),
lowercase English letters (from a to z), numbers (from 0 to 9), underline and
space; the length of the label cannot exceed 4 characters.
Figure 6-2 Operation Expression Editing Window
Expression
Here, expression refers to the advanced operation formula formed by one or
more of channel items, function items, variables, operators and figures. The
length of the expression is limited to 64 bytes.
Channel
You can select CH1, CH2, CH3 or CH4.
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