Re: [SI-LIST] : Offset stripline

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From: Doug McKean (dmckean@corp.auspex.com)
Date: Fri Jun 23 2000 - 12:21:58 PDT


Because I believe in the derivation of that equation,
h2 and h1 are defined as "near" and "far" planes
respectively. Thus, if you "flip" the construction
around, you'll have to "flip" the variables in the
equation. And everything should come out the same.

- Doug McKean

Haris Japic wrote:
>
> Gentleman,
>
> I have question regarding offset (asymmetric)
> stripline.
>
> ________________________ PLANE
>
> h2
> ------ trace
> H
>
> h1
>
> ________________________ PLANE
>
> Equation for the characteristic impedance, that I
> found and used, is:
>
> Z0~= [80/sqrt(Er)]ln(4.75(h1/w)*(1-h1/4*h2)

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