Eagle x-tail - Introduction

Evolution F3B sailplane

Model for use in F3B and F3F categories. It is produced in cooperation and under the design of the Austrian represent Guenter Aichholzer. It fulfills all the requests put on a F3B model. The tail has a crossform. Project and Desing: Aichholzer Günther

Eagle F3B sailplane

Eagle x-tail as electric version is here...

Eagle x-tail - Details

Evolution F3B sailplane
Category: F3B,F3F
Conception: Two part wing, two part elevator, x-tail
Wing span: 3200 mm
Length: 1540 mm
Wing area: 63,88 dm2
Elevator area: 5,42 dm2
Wing airfoil: HQ 1,6/7,5 mod
Elevator airfoil: SD8025
Weight: from 2350g
Ballast: 800g
Maximum servo width: wing center: 13 mm (Futaba S3150 or Airtronics 94761Z) , wing tip: 10 mm (Futaba S3150), fuselage: 15 mm (Graupner 3871)
Construction:
Wing carbon-rohacel-glass or carbon-rohacel-carbon
Spar UMS Carbon
Tailplane glass-balsa-glass
Fuselage carbon-glass

Drawing


Eagle x-tail - Settings

Evolution F3B sailplane

Settings table for Eagle

Trim positions Flaps Ailreons Elevator Rudder
Normal 0 0 0 0
Termik 4 in line with flap 0 0
Speed -1,5 in line with flap 1 0
Start 12 in line with flap 1 0
Butterfly max down 5 5 0
Deflections Flaps Ailreons Elevator Rudder
Normal 30%/30%
(% of ailreon)
7/3
(on tip)
12/10 8/8
(on tip)
Termic 0 6/3 12/10 8/8
(on tip)
Speed 50%/50%
(% of ailreon)
10/7
(on tip)
12/6 0
Start 0 25/0
(on tip)
8/7 15/15
Butterfly 0 10/6
(on tip)
12/6 8/8
Towhook: 128 mm from end of cabin.
Center of gravity: from the leading edge 95 mm
up deflection/down deflection

Eagle x-tail - Prices

Eagle F3B sailplane

Pricelist, model versions and order

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Desing and Programing: Michal Michna - 2009
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