[SI-LIST] Re: transmission line equations
- From: Doug Brooks <doug@xxxxxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Tue, 07 Jan 2003 16:43:22 -0800
Nick
I tried to contact you directly but your server won't accept e-mail from
two different accounts I use!
This server strips out your attachments. Please send them to me directly; I
do have some comments I would like to make about the equations.
Doug Brooks
At 06:37 PM 1/7/2003 -0800, Nick Paulter wrote:
>Hello,
>
>The D-21c task group of the IPC is in the process of rewriting the
>IPC-2141, "Controlled Impedance Circuit Boards and High Speed Logic
>Design." In this document, several types of transmission lines are
>described and equations provided. The attached pdf file contains some of
>these equations. I would like to know if these equations are accurate, if
>the limits are accurate, if other references are better, or if better
>equations (with references) are available. I will appreciate any inputs on
>these equations and their use.
>
>Thank you,
>
>N. Paulter, Chair
>D-21c
>
>-- Binary/unsupported file stripped by Ecartis --
>-- Type: application/pdf
>-- File: trans line equations.pdf
>
>
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_______________________________________________________________________________
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Details at www.ultracad.com
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