Two On A Big Ocean The Story of the First Circumnavigation
of the Pacific Basin
in a Small Sailing Ship

      

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Hal Roth
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Re: Digital Sextant

Subject: Re: Digital Sextant
From: Victor Reijs (geniet@XXX.XXX)
Date: Mon Apr 01 2002 - 09:15:06 EST

Hello all of you,

Vic Fraenckel wrote:
>
> I would like to ask if anyone has heard of, tried to build or was successful
> in building a all digital sextant. I have thought about this for many years
> but the technology for measuring angles to the necessary precision was way
> too expensive for my taste. I think perhaps it might be possible to do this
> today with a reasonable cost. Altitudes could be measured with optical
> encoders and the data could be transmitted to a computer at will along with
> the time of the sight and processed. Any thoughts?

Could I add if there is some 'cheap' (digital) equipment to measure
azimuth? You have nowadays gyro-theodolites and I assume that these will
be come smaller and cheaper...

>
> Any enlightenment would be appreciated.

Same.

All the best,

Victor 

--
URLs: http://www.iol.ie/~geniet
      http://www.iol.ie/~geniet/eng/archaeocosmology.htm
      http://www.iol.ie/~geniet/maeshowe
      http://www.iol.ie/~geniet/setrise
      http://www.iol.ie/~geniet/irishstones
      http://www.iol.ie/~geniet/stpatrick



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