Re: Driving Doglegs


Shortwave Sportfishing wrote:
> On 25 Dec 2005 12:06:41 -0800, web1000@xxxxxxx wrote:
>
> >
> >> >So I was wondering if the GPS can do more as what we can do on a map
> >>
> >> Ah yes, the wonderful Garmin manuals - one of their more successful
> >> customer interfaces that they don't even bother to improve. Well done
> >> Garmin!! Another success in dealing with the average joe.
> >
> >No kidding ... its one of the "useful" kind which describes functions
> >by how to activate them in the menu (duh) but does not waste time
> >explaining what exactly it does and how it works .... who would want to
> >knwo that ?
> >
> >> Well, according to the manual, which I just downloaded, it either does
> >> it through setting Waypoints and creating a Route, or it doesn't do it
> >> that way at all, but by using the "highway" setting.
> >>
> >> I can't make heads or tales out of the manual without having a 276c in
> >> front of me to experiment with.
> >
> >Well ... its too cold to use the boat for a real life test ... I tested
> >this CDI in simulator mode .... but that only works so well and doesnt
> >simulate a cross current ...
> >
> >What it does with NO cross current is, it steers you back to the direct
> >line from start to target IF you follow the little CDI icon .... hard
> >to say what it will do with cross current ...
>
> If I had to guess, just a guess, I don't think it will deal with set
> and drift in the sense that it will correct a course for you. What it
> will do is show you where you are drifting off course, but I don't
> think it will automatically create a corresponding plot change or set
> up a corresponding course correction (think of it as aiming a rifle
> and correcting for a cross wind - inches to the right or left of the
> target, etc.) from the git go by entering set and drift.

I will test this in summer and report back ...

>
> My Raymarine RC400 Chartplotter will do it just fine, but then with
> Navionics Gold chart, it's over $700.

The garmin unit with map and memory is even more .. :(

Matt

.

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