Rigol DSA1030, User Manual

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Front Panel Key Reference RIGOL
User’s Guide for DSA1000 Series 2-17
on the signal under measurement.

Unlike Auto Tune, this function is focused on the signal within the current channel
and will not make any changes to the channel frequency, while, Auto Tune will
search for signals within the full band frequency and adjust the displayed
frequency so the detected signals are at the center frequency.
Start
Peak Search
Adjust Ref Level
Peak > Ref Level?
Decrease Max Mixer
Level
Stop
Increase Max Mixer
Level
Big Signal?
Auto Scale
Y
Y
N
N
Figure 2-8 Process of the Auto Range
2.1.3.9 RF Preamp
Sets the status of preamplifier located at the front of the RF signal path. Turning on
the preamplifier reduces the displayed average noise level in order to distinguish small
signals from the noise when working with small signals.
Key Points:
An icon
will be displayed on the left of screen when the preamplifier is On.