Great Planes Christen Eagle GP/EP ARF 42.5"

Tower Stock# LXARYB  •  Manufacturer Stock# GPMA1431
Great Planes Christen Eagle GP/EP ARF 42.5
Notes from our tech department:
This is the radio controlled, electric or glow powered, almost ready to fly
Great Planes Christen Eagle 46 Biplane.
For Intermediate to Advanced Modelers.


Construction: Balsa and ply
Wings: One-piece, with innovative interplane struts for simple and
and quick assembly and teardown
Aileron Control: Dual servo, bottom wing, top wing ailerons can be
made functional with two more servos and four 12" servo extensions
Covering: Top Flite MonoKote
Engine Mount: Two-piece composite construction
Cowl: Painted fiberglass
Canopy: Tinted brown, with painted pilot bust
Landing Gear: Two piece
Wheel Pants: Painted fiberglass
Wheels: Foam, Main 2.5" (63.5mm) diameter, tailwheel 1" (25.4mm)
Fuel Tank: 14oz (420cc)
Spinner: White plastic, 2" (51mm) diameter
Warranty: Great Planes Model Manufacturing Company guarantees this
kit to be free from defects in both materials and workmanship at
the date of purchase. This warranty does not cover any component
parts damaged by use or modification.


Great Planes Christen Eagle 46 ARF Biplane with Landing Gear, Wheels
Wheel Pants, Pilot Bust, Spinner, Hardware and Instruction Manual


Radio: At least 4-channel
Servos: 2-3 standard and 2-4 micro
6" (152mm) Dual Servo Extensions: One
12" (305mm) Servo Extensions: Two for bottom wing aileron servos,
four more for optional top wing servos
Y-Harness: If using a radio without mixing functions-one for bottom
wing ailerons, two if installing top wing aileron sesrvos

Glow Power-
Engine: 2-stroke .46-.55 cu in , OR .70-.72 4-stroke cu in
Servo: Standard ball bearing for throttle
Glow Fuel and Propeller OR

Electric Power-
Outrunner Brushless Motor: 42-60-480
ESC: 60A, brushless compatible
Batteries: Two 11.1V 3350mAh balanced 30C LiPo packs
Adapter: ElectriFly 2 to 1 adapter with Deans Ultra Plug Connector
Propeller: 13x10 electric
6" (150mm) Servo Extension: One for receiver pack


Top Wingspan: 42.5" (1080mm)
Bottom Wingspan: 40" (1015mm)
Wing Area: 441inē (28.4dmē)
Weight: 5.75-6.25lb (2610-2830g)
Wing Loading: 30-33 oz/ftē (92-101 g/dmē)
Length: 39.5" (1005mm)
Center of Gravity: 3-15/16" (100mm) back from the center of the top
wing at the leading edge
Control Throws: Low Rate High Rate
Elevator, Up/Down: 7/16" (11mm) 11° 5/8" (16mm) 15°
Rudder, Right/Left: 1/2" (13mm) 9° 1-1/8" (29mm) 20°
Ailerons, Up/Down: 5/16" (8mm) 14° 7/16" (11mm) 20°


Following are the Top Flite MonoKote colors used to cover this model
and order numbers for 6' rolls;
White, TOPQ0204 Orange, TOPQ0202
Sapphire, TOPQ0226 True Red, TOPQ0227
Yellow, TOPQ0203

If a replacement fuel tank is needed, the Du-Bro 14oz tank (DUBQ0214
or the Sullivan 14oz flextank (SULQ1742) can be used. Some
trimming and modification may be required.
INCEIDENCES: Stab at -2, Bottom Wing 0, Top Wing -1. jxs 06/14/11
Motor is 2 degrees right and 2.5 down ir/jxs

See Tower Catalog page 29.
Know Before You Fly
Easy RC: Airplanes
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