[NSRCA-discussion] triangulation trimming

[Derek Koopowitz]

I think he wishes it was his thumbs... :)

The push to the belly was more than the pull to the canopy... the pull was
very slight.

On Mon, Mar 17, 2008 at 3:24 PM, krishlan fitzsimmons <
homeremodeling2003 at yahoo.com> wrote:

> I was going to tell Adrian his thumbs cause this..
> Just kidding of course Adrian..
>
> C
>
> *Nat Penton <natpenton at centurytel.net>* wrote:
>
> Where is Bryan when you need him
> ----- Original Message -----
> From:
> To: "NSRCA Mailing List"
> Sent: Sunday, March 16, 2008 10:17 PM
> Subject: Re: [NSRCA-discussion] triangulation trimming
>
>
> > Bryan,
> >
> > What cause the plane to pull to the belly on one rudder, and to the
> canopy
> > on the other rudder during knife edge.
> >
> > Thx,
> >
> > Adrian
> >
> > -----Original Message-----
> >>From: shinden1 at cox.net
> >>Sent: Mar 16, 2008 7:17 PM
> >>To: NSRCA Mailing List
> >>Subject: Re: [NSRCA-discussion] triangulation trimming
> >>
> >>Lance you need to find out exactly where the wing inc . is.
> >>I think if you move your c/g back a little it will help take some of the
>
> >>up trim out But you prob need more pos inc, in the wing so we need to
> know
> >>where you are at right now to determine exactly where to go
> >>Bryan
>  >>---- Lance Van Nostrand wrote:
> >>> Bryan,
> >>>
> >>> The discussion list moves faster than I can try this stuff out. Too
> bad
> >>> I
> >>> have to work...
> >>>
> >>> I first only moved my CG forward significantly and have improved
> overall
> >>> tracking. It was windy Saturday and wind penetration were good.
> >>> Bryan's
> >>> suggestion was correct on CG movement to make this improvement.
> However
> >>> with the forward CG (and resultant uptrim) it pulls to the canopy
> >>> slightly
> >>> on downlines. At this point I noticed that during inverted flight,
> >>> rudder
> >>> input caused a pull to the belly (plane rose). This was weird. I then
> >>> raised the incidence 2 turns and it fixed the inverted flight problem
> >>> but it
> >>> seemed to make the canopy pull worse. Interestingly, KE flight was not
> >>> noticeably affected.
> >>>
> >>> The other affect is that inverted 45 downlines drop toward earth
> faster
> >>> than
> >>> upright 45s (which track nicely). Before this change, both 45s were
> >>> fine.
> >>>
> >>> Is this the expectation?
> >>>
> >>> --Lance
> >>>
> >>> _______________________________________________
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> >>> http://lists.nsrca.org/mailman/listinfo/nsrca-discussion
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>
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>
>
>
> *Chris *
>
>
>
>
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