Hadco was bought by Sanmina -

http://www.sanmina.com/pro_serv/prod_config/java/imped_calc.html

Try this link :)

Bill Brooks
PCB Design Engineer , C.I.D.
TITAN SYSTEMS CORPORATION
DATRON WORLD COMMUNICATIONS DIVISION
3030 Enterprise Court
Vista, CA 92083
Tel: (760)597-1500 Ext 3772 Fax: (760)597-1510
mailto:[log in to unmask]
IPC Designers Council, San Diego Chapter
<http://www.ipc.org/SanDiego/>
<http://home.fda.net/bbrooks/pca/pca.htm
http://dc.ipc.org/


-----Original Message-----
From: Maddox, Allen T [mailto:[log in to unmask]]
Sent: Friday, March 15, 2002 8:08 AM
To: [log in to unmask]
Subject: Re: [TN] Impedance calculator


I'm having a tough time getting into it this morning, but, maybe you'll have
better luck. Give this a try:

http://www.hadco.com/impedanc.htm <http://www.hadco.com/impedanc.htm>


Allen Maddox
Senior PCB Designer
GAI-Tronics
PO Box 1060
Reading, PA 19607-1060
Voice: 610-796-5854
FAX: 610-777-1870
www.gai-tronics.com
[log in to unmask]


-----Original Message-----
From: Mauro, Dan [mailto:[log in to unmask]]
Sent: Friday, March 15, 2002 8:28 AM
To: [log in to unmask]
Subject: [TN] Impedance calculator


Does any one know a good tool to model impedance calculations.

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