Article View: sci.electronics
Article #5747Ridiculous Impedance
From: Tom Gardner
Date: Wed, 22 Aug 1990 07:36
Date: Wed, 22 Aug 1990 07:36
9 lines
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627 bytes
Mini quiz: Most coax cables have a characteristic impedance of 50 ohms or 75 ohms. Why does TAT-7 (Trans-Atlantic Telephone cable number 7) have a characteristic impedance of 61.8 ohms? I'll give a piece of wedding cake to the first person with the correct answer.
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!hplabs!otter.hpl.hp.com!otter!tggShow Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!hplabs!otter.hpl.hp.com!otter!tgg From: tgg@otter.hpl.hp.com (Tom Gardner) Newsgroups: sci.electronics Subject: Ridiculous Impedance Message-ID: <1770009@otter.hpl.hp.com> Date: 22 Aug 90 07:36:15 GMT Organization: Hewlett-Packard Laboratories, Bristol, UK. Lines: 9