[jhb_airlines] Re: Performance Query

  • From: "Mike Brook" <mike.brook@xxxxxxxxxxxxxx>
  • To: <jhb_airlines@xxxxxxxxxxxxx>
  • Date: Fri, 19 Aug 2005 18:49:59 +0100

I understand completely.  It's time for a malt, I suspect...

M.

> -----Original Message-----
> From: jhb_airlines-bounce@xxxxxxxxxxxxx
> [mailto:jhb_airlines-bounce@xxxxxxxxxxxxx]On Behalf Of Gerry Winskill
> Sent: Friday, August 19, 2005 6:41 PM
> To: jhb_airlines@xxxxxxxxxxxxx
> Subject: [jhb_airlines] Re: Performance Query
>
>
> Mike,
> Thanks for the lead. I'll bet you used to pull the wings off insects,
> when you were a lad.
> Tried the various dodges but have now given up, with a headache.
>
> Gerry Winskill
>
>
> Mike Brook wrote:
>
> >Gerry -
> >
> >My knowledge of RPN goes back to the dim and distant days of early HP
> >scientific calculators (late 1960's) so is VERY hazy <g>.  Maybe the
> >following site would help you in getting the logic sorted out:
> >http://www.calculator.org/rpn.html
> >
> >MikeB
> >
> >
> >
> >>-----Original Message-----
> >>From: jhb_airlines-bounce@xxxxxxxxxxxxx
> >>[mailto:jhb_airlines-bounce@xxxxxxxxxxxxx]On Behalf Of
> Gerry Winskill
> >>Sent: Thursday, August 18, 2005 6:10 PM
> >>To: jhb_airlines@xxxxxxxxxxxxx
> >>Subject: [jhb_airlines] Re: Performance Query
> >>
> >>
> >>Bones,
> >>It struck me I might be able to get around the comma problem,
> >>when using
> >>both the Vspeed gauge and your weight gauge.
> >>In the case of Vspeed, a version has to be created for each
> >>individual
> >>aircraft, by editing the source file and inserting the high and low
> >>takeoff weights to be covered, together with their Vnumbers
> >>at the flap
> >>settings permitted for takeoff config. No problem there.
> >>It considers actual Ramp Weight and signifies an over load, when
> >>present. That's the current problem with the Q400. The
> >>warning could be
> >>ignored but the calculated V numbers are daft, having been
> >>based on the
> >>comma'd weight. Now, if I include a factor of 1000 in the
> >>calculation,
> >>that might restore sanity.
> >>
> >>The existing line is
> >>(A:TOTAL WEIGHT,pound) (L:VSPEED_LOW_WEIGHT,number) - * +
> >>
> >>If I want to multiply the TOTAL WEIGHT by 1000, what's the syntax?
> >>
> >>Gerry Winskill
> >>gwinsk@xxxxxxx
> >>
> >>
> >>Gerry Winskill wrote:
> >>
> >>
> >>
> >>>I've spent the day, well most of it, modifying Rob
> >>>
> >>>
> >>Barendregt's Vspeed
> >>
> >>
> >>>gauge, to suit my normal CA aircraft. Once his instructions are
> >>>decyphered it's not too difficult.
> >>>The sticking point at the moment is that next in the queue
> >>>
> >>>
> >>is the Q400
> >>
> >>
> >>>and I haven't any real life data for it.
> >>>What I'm looking for is the Vnumber data for lowest and
> >>>
> >>>
> >>highest take
> >>
> >>
> >>>off weights, at the normal flap settings used. The
> >>>
> >>>
> >>Bombardier website
> >>
> >>
> >>>doesn't have it. Anyone able to suggest a site where I
> >>>
> >>>
> >>might find it?
> >>
> >>
> >>>The gauge is useful in that it also provides the speed
> >>>
> >>>
> >>calls, filling
> >>
> >>
> >>>the empty second seat gap.
> >>>
> >>>Gerry Winskill
> >>>gwinsk@xxxxxxx
> >>>
> >>>
> >>>
> >>>
> >>>
> >>>
> >>
> >>
> >
> >
> >
> >
> >
> >
>
>



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