Chapter 2 Functions of the Front Panel
RIGOL
VNA User Guide
2-33
Port 1 Velocity Factor
Sets the Velocity Factor of Port 1.
Table 2-33 Velocity Factor
Parameter
Remarks
Default
1
Range
0.1 to 1
Unit
N/A
Knob Step
0.1
Left/Right Arrow Key Step
Up/Down Arrow Key Step
at 1-2-5 step
Port 1 Specific Loss
Sets the cable loss for Port 1.
Table 2-34 Cable Loss
Parameter
Remarks
Default
0.00 dB/m
Range
0.00 dB/m to 5.00 dB/m
Unit
dB/m
Knob Step
0.1 dB/m
Left/Right Arrow Key Step
Up/Down Arrow Key Step
at 1-2-5 step
Port 2 Delay
Sets the delay time for Port 2 extension.
The relationship between port delay and port length is correlative, as shown in the
following formula:
Port Length = Port Delay * Velocity of Light * Velocity Factor
Table 2-35 Port 2 Delay
Parameter
Remarks
Default
0.00 us
Range
-10.00 s to 10.00 s
Unit
s, ms, us, ns, ps, fs
Knob Step
Port 2 delay/100
Left/Right Arrow Key Step
Up/Down Arrow Key Step
Port 2 delay/10
Port 2 Length
Sets the extension length for Port 2.
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