Great Planes Proud Bird EF1 Sport Racer ARF 51.9"

Tower Stock# GPMA1260  •  Manufacturer Stock# GPMA1260
Great Planes Proud Bird EF1 Sport Racer ARF 51.9
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Notes from our tech department:
This is the Radio Controlled, Electric Powered, Almost Ready to Fly,
Proud Bird EF1 Sport Racer from Great Planes.
Approved for NMPRA EF1 Class Racing.

**All white in color, photos show custom trim scheme.**
**Additional covering must be purchased if custom trim scheme is desired.**
**Pilot shown in photos is not included.**

**For advanced pilots only, not suitable for beginning or intermediate pilots**
**The Proud Bird reaches speeds approaching 100mph (160kph)**
**and should be flown only at an approved AMA flying site.**
**Because it can quickly disappear from sight, pilots should**
**remain focused on the plane at all times.**


Construction: All-wood, built-up airframe, white in color
Wing: Two piece with composite wing joiner
Aileron Control: Single servo
Cowl: Fiberglass
Wheel Pants: Fiberglass
Motor Mount: Plywood, designed to accept Great Planes Rimfire or
OS motors
Spinner: White plastic, 1.75" (44.4mm) diameter
Canopy: Plastic construction, magnetic attachment
Landing Gear: Two-piece prebent with 2.4" (61mm) main foam wheels and
1" (26mm) tailwheel
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


ARF Proud Bird EF1 Sport Racer, Landing Gear, Wheels, Motor Mount
Instruction Manual


Radio: 4-channel with 3 micro servos
Brushless motor: .25
ESC: 60A or greater
Battery: 14.8V 2200-2600mAh LiPo
Battery Charger: To match selected battery
Propeller: 8x8E or 9x9E thin electric
LiPo Chrging Bag and building and field equipment


Wingspan: 51.9" (1319mm)
Wing Area: 388 sq in (25 sq dm)
Weight: 3.0-3.5 lb (1360-1590 g)
Wing Loading: 18-21 oz/sq ft (55-64 g/sq dm)
Length: 40" (1015mm)
Center of Gravity (CG): 3-7/8" (98mm) back from the leading edge of
the wing at the fuselage side
Control Throws Low Rate High Rate
Elevator-Up/Down, 1/8" (3mm) 5 3/16" (5mm) 7
Rudder-Right & Left, 1/2" (13mm) 18 3/4" (19mm) 27
Ailerons-Up/Down, 1/4" (6mm) 11 3/8" (10mm) 17

jxs 10/22/12

See Tower Catalog page 22.
Know Before You Fly
Easy RC: Airplanes
Review #1
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