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From: pjgtech@cix.compulink.co.uk ("Peter Gagg")
Subject: Re: GPL Steer ratio and calib values
Message-ID: <F0KrzE.LrF@cix.compulink.co.uk>
Organization: Compulink Information eXchange
References: <361B8DF3.3606@mci2000.com>
Date: Fri, 9 Oct 1998 19:40:25 GMT
Lines: 48
Xref: news.jprc.com rec.autos.simulators:47975

In article <361B8DF3.3606@mci2000.com>, pdotson@mci2000.com (Pat 
Dotson) wrote:

> Randy Cassidy wrote:
> 
> > Try the same experiment with a twist.  Blast down the front 
> > straight at
> > Monza at speed.  Mash the brakes so that the front wheels lock up 
> > (so that
> > your car continues straight down the track when you perform the 
> > next step).
> >  Turn the wheel to either lock.  Adjust your steering ratio and 
> > try the
> > same thing again.  You'll find that the steering ratio setting 
> > is, indeed,
> > functional.
> 
> I noticed something else about the steering.  Going into a tight
> hairpin,
> if you turn the wheel all the way to the stops, the front wheels 
> don't
> immediately turn completely.  If fact, as you slow down they turn 
> more,
> and if you speed up a bit, they will turn even less.  It's almost 
as
> if GPL sees the wheel position of the sim-driver not as a true 
> position,
> but as a measure of force being applied to the virtual steering 
> wheel.
> 
> Maybe it relates to the low-speed behaviour you mentioned that is 
> used
> in the pits, but I would like to understand it better.  Would you 
> care
> to
> comment on that Randy?

Its called steering with the throttle.....

To check it out, drive around a long radius bend, say Monza Curva 
parabolioca, try to keep the steering wheel still at the same angle, 
but gradually increase or decrease the throttle, and the car will 
turn in, or turn out as the throttle varies.

8-)

*Peter*    8-)
(NB: remove asterix to e-mail)
