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    Re: Calculators for Navigation
    From: T Tom
    Date: 1999 Mar 12, 22:28 EST

    My calculator that I  presently use is an HP19BII,  Buisness  Consultant II
    which has RPN also.  Do you think that I will be able to use it for what I will
    need for our purposes here on Silicon Sea II ?
    Thanks for the help.
    T Tom.
    Daniel K. Allen (Visual C++) wrote:
    > Personally I prefer to spend my time doing lots of programming on my HP-48GX
    > to get sight reduction to the fewest keystrokes!  The HP 48 uses very little
    > power and has great built-in functionality.  It has a strange programming
    > language called RPL (Reverse Polish Lisp) but it is quite powerful.  Sadly
    > HP is doing very little with calculators any more.
    > My best nav programs are written in the C programming language and run on my
    > laptops, although I am about to port them to a small HP620LX Windows CE
    > machine... which is what HP is putting its efforts to now.  At least these
    > machines can be programmed in C -- a big step forward -- but they do not
    > support much programming on the machine: you need to write the programs on a
    > desktop machine running Windows 98 or NT.
    > I've begun experimenting with some nav software written as an Excel
    > spreadsheet, and it actually works quite well.  These Handheld PCs that run
    > Windows CE (like the HP620LX and their newer Jornada) have a Pocket Excel in
    > ROM and one CAN program on the handheld machine in Excel simply by writing
    > formulas.  (No macros or VBA yet though.)
    > One of the great advantages of using Excel for numerical calculations is
    > that you can see as much of your intermediate results as you want along the
    > way.  You can change just one variable and see how it affects the answer,
    > etc.  Writing nav software using Excel is actually pretty promising!
    > Dan
    > danallen{at}XXX.XXX
    > -----Original Message-----
    > From: Mike Wescott [mailto:mike.wescott{at}XXX.XXX]
    > Sent: Friday, March 12, 1999 6:18 AM
    > To: Titanium Tom
    > Cc: Dan Hogan; navigation{at}XXX.XXX
    > Subject: Re: [Nml] Silicon Sea II: Show of Hands
    > > What type of calculator is the best for working the calculations, should
    > it be
    > > programable?
    > Personally, I prefer minimal computer help for doing the Silicon Sea
    > problems
    > (and maximal help on the open sea). I use a simple calculator and plotting
    > sheets. If I weren't too lazy to use an Ageton method (or one of it's
    > relatives,
    > I would do without the calculator.
    > --
    >         -Mike Wescott
    >          mike.wescott{at}XXX.XXX
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