RE: [SI-LIST] : Impedance calculator

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From: Jian Zheng (jian@zeland.com)
Date: Tue Nov 09 1999 - 16:43:03 PST


Hi, Mr. Yang:

You can check the web site: www.zeland.com

> -----Original Message-----
> From: owner-si-list@silab.eng.sun.com
> [mailto:owner-si-list@silab.eng.sun.com]On Behalf Of Chao-tung Yang
> Sent: Tuesday, November 09, 1999 3:50 PM
> To: si-list@silab.eng.sun.com
> Subject: [SI-LIST] : Impedance calculator
>
>
> Dear All,
>
> Most of the impedance calculation softwares only calculate the
> impedance of straight line without through hole or via. But in
> a backplane, there are lots of through holes along with the lines.
> Obviously, these through holes will reduce the impedance of the line.
>
> Does any one know any tool or method which can calculate the
> impedance of a line with vias?
>
> Thanks,
> CT Yang
> ADLink Technology, Inc.
>
>
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