Thanks, Tapio. I'd never heard the term before - but I have certainly
seen it <G>
LeRoy Cordes
AMA 16974
Chicago, IL
In God We Trust
On Sun, 09 Nov 2008 21:30:36 +0200 Tapio Linkosalo
<tapio.linkosalo_at_iki.fi> writes:
> LeRoy C Cordes wrote:
> >
> > Tapio, when you say waterfall do you mean the plane just falls
> back tail
> > first ? If so, do you know what is the usual cause ?
> >
>
>
>
>
> Not tailslide, but rather so that the model piches up, then stops,
> starts sinking straight down keeping attitude, but slowly drops nose
>
> until it speeds up again and starts flying. It seems that the model
> does
> not resist pitch-up strong enough, and the manouver starts with prop
>
> stall, leading wing stall and partial tailplane stall, but
> eventually
> the nose drops enough so that normal flow over the surfaces is
> attained
> and the flight goes on, but half a meter to one meter lower. The
> thing
> is not constant case of over-elevation, and reducing the decalage
> slightly does not help. Rather it seems that the model is quite
> sensitive to local turbulence.
>
>
>
> -Tapio-
>
>
> ------------------------------------
>
> Yahoo! Groups Links
>
>
>
>
>
LeRoy Cordes
AMA 16974
Chicago, IL
In God We Trust
____________________________________________________________
Click here to find the perfect picture with our powerful photo search features.
http://thirdpartyoffers.juno.com/TGL2141/fc/Ioyw6i3mDcGZRsycD8uVlzKWgtp3anB5ujZkcCHU8jTJoaEOCCvlCT/
Received on Tue Nov 11 2008 - 09:43:54 CET