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    Re: What do offshore recreational navigators really do?
    From: Courtney Thomas
    Date: 2005 Jun 8, 07:54 -0500

    I'd appreciate the opportunity of having such a plug when you're done.
    
    Thank you,
    Courtney
    
    
    On Tue, 2005-06-07 at 17:09, Brooke Clarke wrote:
    > Hi Peter:
    >
    > Modern battery chemistries, like Lithium Sulfur Dioxide and others have
    > a 100% capacity shelf life which is stated to be at least 10 years and
    > has yet to be really figured out.  I have some of these batteries that
    > test at 100% after 13 years.  The common "123" photo battery is in this
    > very long shelf life category.  Of course you would need a GPS receiver
    > that used a battery of this type, like the military PLGR (AN/PSN-11) or
    > use and adapter.  One of the products I'm currently desigining is a plug
    > to fit the very common BA-5590/U LiSO2 battery for just such applications.
    >
    > But your point is well taken.  Keep It Simple Stupid (KISS) results in
    > all kinds of benefits.
    >
    > Have Fun,
    >
    > Brooke Clarke, N6GCE
    > --
    > w/Java http://www.PRC68.com
    > w/o Java http://www.pacificsites.com/~brooke/PRC68COM.shtml
    > http://www.precisionclock.com
    >
    > . . . .
    > >>... for $1K I could buy four high-quality GPS receivers and a whole lot of
    > >>batteries.
    > >
    > >
    > > As an engineer you might like to calculate the quantity, weight, cost, and
    > > keeping quality issues of amassing enough batteries to power handheld GPS
    > > receivers over the period needed for an extended passage, along with the
    > > difficulties involved in replacing them regularly along the way, in what are
    > > the charmingly undeveloped places we sail so far to find. It doesn't stack
    > > up.
    
    
    

       
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