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Step sweep, Step sweep -6 – RIGOL DG4000 Series User Manual

Page 140

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RIGOL Chapter 6 Sweep

DG4000 Series User’s Guide

6-6

)

lg(

/

)

lg(

P

F

t

T

start

+

=

Wherein, t is the time from the start of the sweep and its range is from 0 to

sweep

T

.

current

F

is the instantaneous frequency of the current output.


When Sweep is enabled, press SwpType to select “Log”. An exponential function
curve is displayed on the waveform on the screen, indicating that the output
frequency changes in a logarithmic mode.

Figure 6-2 Log Sweep

Step Sweep


The output frequency of the instrument “steps” from “Start Frequency” to “End
Frequency”. The duration of the output signal on each frequency point is