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Best performing Vario?
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February 14th 13, 09:49 PM posted to rec.aviation.soaring
John Galloway[_1_]
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Posts: 215
Best performing Vario?
At 22:58 13 February 2013,
wrote:
If the butterfly -- or clearnav, with future software -- did read
out 3 d
w=
ind 20 times a second, this would be a big advantage. Not
only could you
de=
tect lift long before F =3D MA gets the glider moving upward,
you could
tel=
l upward gusts from forward gusts and sideways gusts.
Dynamic soaring
might=
even become possible, or at least better energy extraction
from gusts.
Eve=
n the 302 has the necessary sensors, my impression is that
we're all
waitin=
g on the software development.=20
John Cochrane
Regarding gusts, the Butterfly website (in FAQ) already claims:
"A conventional variometer uses changes in air pressure (TE-
pressure, static- and total-pressure) to determine energy
changes the aircraft experiences. Butterfly Vario does the same.
Additionally it uses an inertial sensing platform that allows for
real-time determination of airmass-movement and realtime
determination of wind. With this technology a pilot can judge
the difference between gust induced energy changes and
thermal induced energy changes."
John Galloway
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