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. ---------------------------------------------------------------------------- ----- Technet Mail List provided as a free service by IPC using LISTSERV 1.8d To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------- ----- --------------------------------------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8d To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives Please visit IPC web site http://www.ipc.org/html/forum.htm for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------