Fin sections or lack thereof

[John Ferrell]

I regard it as a mistake. I feel the additional rigidity is worth the
effort.
I have thought about trying a flat plate wing section as an experiment, but
I doubt I could keep it straight.

John Ferrell
6241 Phillippi Rd
Julian NC 27283
Phone: (336)685-9606
johnferrell at earthlink.net
http://home.sprintmail.com/~johnferrell/dixiecompetitionproducts/
NSRCA 479 AMA 4190  W8CCW
"My Competition is Not My Enemy"

----- Original Message ----- 
From: "Koenig, Tom" <Tom.Koenig at actewagl.com.au>
To: "'Discussion'" <discussion at nsrca.org>
Sent: Wednesday, December 17, 2003 8:20 PM
Subject: Fin sections or lack thereof


>
> Ok Guys...since its quiet.....
>
> First of all, Merry Christmas to you all...nice warm 86+ deg F here ( too
> hot actually)
>
> Have any of you considered why so many late generation planes do not
feature
> actual airfoil sections on the fin and rudder?? It seems to be prevalent
on
> the European or any composite fuselages I have seen.
>
> Since I've been designing  my own models for so long and only recently
> turned to the "Dark Side" of building a couple of kits (ZN &PL).....I was
> wondering why it seems to be the norm of not actually using an airfoil for
> the fin etc. I have seen this on many other designs also.
>
> To me it feels like flying a model with a flat ( non airfoil) stab.
>
> Does anyone agree? Is it just that everyone is woossing out from a little
> more building work??
> Like I said, I find I get a better feel for rudder, rolling, K/E by doing
> this.
>
> Maybe I'm imagining this....maybe my model is just plain better <VBG>
>
> OK...eyes ,ears and mind are open.......I'm willing to be educated
>
> best regards
>
> Tom
>
>
>
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