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   Coaxial Cable, Dielectric Constant       

Coaxial Cable, Dielectric Constant

 

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Coaxial Cable Dielectric Constant Netlist Format

The netlist syntax for a coaxial cable, dielectric constant specified, is:

Axxxx n1 n2 COMPONENT=coax_cable_k
+ K=val P=val Z=val C1=val C2=val RB=val

n1 and n2 are the nodes attached to the cable. The entry COMPONENT=coax_cable_k is required.

 


Coaxial Cable, Dielectric Constant Parameters

Parameter

Description

Unit

Default

K

Dielectric constant of material filling the coaxial cable

None

1.0

P

Physical length of cable

Meter

0.0127

Z

Characteristic impedance of lossless line

Ohm

50

C1

Conductor loss coefficient

dB/Meter

0.0

C2

Dielectric loss coefficient

dB/Meter

0.0

Coaxial Cable, Dielectric Constant Netlist Example

Acable1 net_34 net_27 K=2.6 P=0.01 Z=50 C1=0.31622 C2=1.5e-2
+ component=coax_cable_k

Notes

1. The one-way attenuation is given by:

 

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where fGHz is the frequency in GHz.



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