RIGOL
Chapter 5 Functions of the Front Panel of VSA
5-28 RSA3000E User Guide
Ref Deviation Mode
Sets the reference frequency offset mode in the FSK modulation to "Auto" or
"Manual".
Remarks:
When you select "Auto", the frequency offset is calculated automatically after
vector modulation analysis.
When you select "Manual", you can set the frequency offset by the Ref
Deviation menu manually.
This menu is only displayed when you select FSK as the modulation format.
Ref Deviation
Sets the reference frequency offset in the FSK modulation. This menu is only
displayed when you select FSK as the modulation format and the Ref Dev Mode is set
to "Manual".
Meas Interval
Sets the number of symbols for analysis in digital demodulation.
Table 5-21 Meas Interval
Parameter
Remarks
Default
50
Range
10 to MImax
[1]
Unit
None
Knob Step
1
Left/Right Arrow Key Step
Up/Down Arrow Key Step
10
Note
[1]
: The maximum measure interval MImax is determined by Points/Symbol. When setting
Points/Symbol to 4, MImax is 4096; when setting Points/Symbol to 8, MImax is 2048.
Points/Symbol
Sets the number of sampling points for each symbol in the demodulation data within
the displayed time. The available values are 4 and 8.
Symbol Rate
Sets the symbol rate for the analyzer's digital demodulator to match the symbol rate