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    Re: Calculator. Was: Re: how are the tables for declination
    From: Bill B
    Date: 2005 Feb 13, 03:06 -0500

    If you are in the mood to blow 8-9 bucks, would strongly suggest checking
    out the TI-30Xa.  Very intuitive and seems (to me) to me more intuitive than
    the Casio.
    > Alex wrote:
    > "In addition to my previous message,
    > believe me or not, but my Casio  fx250D worked on its original battery
    > from 1989 to 2004. I actually thought  it is solar-powered"
    > The fx250/260 series are the best non-programmable "trig" calculators ever
    > manufactured (in my opinion!). They do just what we need them to, they do it
    > right, and they are now dirt cheap. I've got three of them within twenty feet
    > of  me right now because they're such a great value.
    > You mentioned the sexagesimal (deg, min, sec) input function earlier. I was
    > amazed to discover when I bought an fx-260 solar-powered model last fall that
    > this function has been refined even more. Whereas earlier versions displayed
    > the  angle always as decimal degrees, this newer model shows deg, min, sec
    > separately  which makes typos much more obvious. It also does inverse
    > conversions
    > when you  want to get deg,min,sec from decimal degrees. These are trivial
    > matters in any  expensive computing device, but it's just amazing to see it in
    > a
    > calculator  that costs less than eight dollars.
    > -FER
    > 42.0N  87.7W, or 41.4N  72.1W.
    > www.HistoricalAtlas.com/lunars

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