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Article #5751

Re: Ridiculous Impedance

#5751
From: David Guercio
Date: Wed, 22 Aug 1990 17:59
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>Why does TAT-7 (Trans-Atlantic Telephone cable number 7) have a characteristic
>impedance of 61.8 ohms?

Because if it was 0 ohms (i.e. short circuit) the signal would not cross
the ocean.

David Guercio
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From: dg9g@maxwell.acc.Virginia.EDU (David Guercio)
Newsgroups: sci.electronics
Subject: Re: Ridiculous Impedance
Message-ID: <1990Aug22.175909.3884@murdoch.acc.Virginia.EDU>
Date: 22 Aug 90 17:59:09 GMT
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