Rigol DG1022 User Manual page 60

RIGOL
Sweep Frequency Setting
Use Start and Stop or Center and Span to set the range of the frequency. Press the
button again to switch to each other.
 To Sweep upward, set the Start Frequency lower than the Stop Frequency, or set a
positive frequency interval.
 To Sweep downward, set the Start Frequency higher than the Stop Frequency, or
set a negative frequency interval.
Instructions
Possible changes or varies to the amplitude characteristic of output signal may
happen while sweep frequency on a large scale.
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User's Guide for DG1022
© 2008 RIGOL Technologies, Inc.