Rigol RSA Series - Page 28

RIGOL Chapter 2 Functions of the Front Panel
2-8 VNA User Guide
Table 2-8 Ref Position
Parameter
Remarks
Default
[1]
0 or 5
Range
0 to 10
Unit
N/A
Knob Step
1
Left/Right Arrow Key Step
1
Up/Down Arrow Key Step
Note
[1]
: The default values of the reference position for different trace formats are as follows:
⚫ When the trace format is Lin Mag, SWR, Lin Mag(DTF), or Log Mag(DTF),
the default value of the reference position is 0.
⚫ When the trace format is Log Mag, Phase, Group Delay, Real, Imaginary,
Expand Phase, Positive Phase, or Return Loss(DTF), the default value of
the reference position is 5.
Remarks:
When the format is "Smith" or "Polar", the reference position is unavailable. The Ref
Position menu is unavailable.
Scale/Div
Sets the Y scale per division of the selected trace. The scale value is displayed at the
graticule top.
When you select a different trace format, the default Y-axis scale value and unit are
different.
Table 2-9 Scale/Div
Trace Format
Default
Range
Unit
Log Mag
10
100f to 100G
dB
Lin Mag
100
1a to 100G
N/A
Phase
90
1a to 100G
degree (°)
Group Delay
10
1a to 100G
ns
Real
200
1a to 100G
N/A
Imaginary
200
1a to 100G
N/A
SWR
1
1a to 100G
N/A
Smith
1
0.03 to 20
N/A
Polar
1
0.03 to 20
N/A
Expand Phase
90
1a to 100G
degree (°)
Positive Phase
90
1a to 100G
degree (°)
Return Loss (DTF)
10
100f to 100G
dB
Log Mag(DTF)
10
100f to 100G
dB
Lin Mag(DTF)
0.1
1a to 100G
N/A