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Article #9784

Re: Flux Gate Compass

#9784
From: Paul S. Masters
Date: Mon, 28 Jan 1991 18:27
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In article <43236@rphroy.UUCP> rhaar@albert.cs.gmr.com (Robert L. Haar CS50) writes:
>Note that in addition to sensor inaccuracies, you will have to cope with
>the magnetic declination - the differnece between magnetic and
>geographic north - that varies from one location to another.

And there is a heuge varriation here. In Delaware it is as much as 18 deg. I
know of some places where it can be as high as 180 degrees. I would use any
kind of instrumentation that relies on the magnetic field of the Eearth; it's
just not verry reliable. 

					Paul

-- 

 * * * * * * *  ======================= Paul Masters N3IRU
* * * * * * * * ======================= masters@freezer.it.udel.edu
 * * * * * * *  ======================= landru@sol.cis.udel.edu
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From: landru@cis.udel.edu (Paul S. Masters)
Newsgroups: sci.electronics
Subject: Re: Flux Gate Compass
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Date: 28 Jan 91 18:27:49 GMT
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