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Message-ID: <3.0.1.16.20010618113819.1b7f36c6@mail.cc.kuleuven.ac.be>
Date: Mon, 18 Jun 2001 11:38:19
To: rsgb_lf_group@blacksheep.org
From: "Rik Strobbe" <rik.strobbe@fys.kuleuven.ac.be>
Subject: Re: LF: Magnetometer uses
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Andy,

have a look at these sides for some homebuilt magnetometers :

http://www.regulusastro.com/regulus/papers/magnetometer/index.html
http://image.gsfc.nasa.gov/poetry/workbook/page9.html
http://www.portup.com/~dfount/proton.htm
http://www.astro.uni-bonn.de/~kbagschi/magnet-e.html

maybe there is something usefull for you.

73, Rik  ON7YD


At 09:54 18/06/01 +0100, you wrote:
>I have been given a small compass module that, apart from magnetic heading,
>gives a serial digital high resolution output of X and Y components of the
>Earths magnetic field.  Added a simple PIC + S/W to give the outputs in text
>formatted RS232 for connection to a PC.  Whilst idly thinking of something
>to do with this (apart from a remote compass on my antenna)  I wondered
>about a 2 axis magnetometer monitoring for solar storms etc.
> 
>Does anyone on this reflector (Alan ?) know what sort of magnetic field
>changes are a precursor to magnetic storms, and what sort of sampling
>interval it is worth averaging over to automatically alert on these.  I
>could easily log X / Y data to disc at a regular interval, write an alerting
>function etc etc.  if there is any worthwhile research advantage in doing
>so.   Otherwise the module will be relegated to being used on 10GHz portable
>operations, for aiming my dish remotely.
> 
>Andy  G4JNT
> 
> 
>
>
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