Dual Dielectric Coax Calculator |
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Enter the Dimensions and Permittivity of the dielectric regions. |
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R0 (inches*) |
R1 (inches*) |
R2 (inches*) |
1 |
2 |
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Z_{o} |
C/length (pF/ft) |
I/length (nH/ft) |
K_{eff} |
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Z_{o}=SQRT(1000*L/C) |
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C=2*PI()*8.8541878*Er1*Er2/(Er1*LN(R2/R1)+Er2*LN(R1/R0))/3.2808 |
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L=200*LN(R2/R0)/3.2808 |
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K_{eff}=Er1*Er2*LN(R2/R0)/(Er1*LN(R2/R1)+Er2*LN(R1/R0)) |
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* Note: all dimensions are in units of your choice. Support The USA and use inches! | ||||||||