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August 2005

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Subject:
From:
Lee parker <[log in to unmask]>
Reply To:
TechNet E-Mail Forum <[log in to unmask]>, Lee parker <[log in to unmask]>
Date:
Wed, 24 Aug 2005 23:15:06 -0400
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Ted

Close form equations for this structure are notoriously inaccurate. I suggest you use a field solver such as that provided by Polar. This software numerically integrates the family of governing partial differential equations. You can rent time at a reasonable cost on their web page.

Best regards

Lee

J. Lee Parker, Ph.D.
JLP Consultants LLC
804 779 3389
  ----- Original Message ----- 
  From: Ted Edwards<mailto:[log in to unmask]> 
  To: [log in to unmask]<mailto:[log in to unmask]> 
  Sent: Wednesday, August 24, 2005 9:16 PM
  Subject: [TN] Controlled Impedance Formula


  One of my engineers in our PWB fabrication facility has asked me if anyone on the TechNet has an asymmetrical stripline differential mode controlled impedance formula they can share, if so please respond off line to:

  [log in to unmask]<mailto:[log in to unmask]>


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  Thanks, Ted Edwards

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