Phoenix Model Yak 54 .40-.46 GP/EP ARF 56.1"

Tower Stock# LXBGZM  •  Manufacturer Stock# PH074
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  • out of package (see larger view)
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Notes from our tech department:
This is the radio controlled, glow or electric powered, almost-ready-to-fly
Yak 54 .46 scale Aerobatic Airplane.
Recommended for Intermediate Pilots.

FEATURES

Construction: Built-up balsa and plywood
Covering: High quality heat shrink covering, white and red with
orange yellow, blue and gold accents
Wings: Two-piece wood with aluminum joiner tube
Radio Compartment: Plywood reinforced
Cowling: Painted fiberglass
Canopy: Clear with red frame lines
Wheel Pants: Painted fiberglass
Cockpit features: Detailed and painted pilot figure and instrument
panel decal
Landing gear: Pre-bent 0.14" (3.5mm) aluminum with 2-1/2" (63mm)
treaded rubber main wheels and one 1" (25mm) rubber tail wheel with
pre-bent 0.078" (2mm) thick wire
Spinner: 2.25" (57mm) red plastic
Fuel Tank: 16oz (480cc) approximate
Aileron Control: Dual servo
Hardware: Hinges, wing bolts and all other required fasteners
included
Motor Mount: Nylon

INCLUDES

Prebuilt and pre-covered wings fuselage and tail section, aluminum
main landing gear, tailwheel wire, nylon adjustable engine mount,
main and tail wheels, pre-bent pushrods, hardware package,
fiberglass cowling and wheel pants, clear canopy, pilot figure,
decals, photo-illustrated instructions,

REQUIREMENTS

For glow operation;
Engine: .40 - .46 cu in (6.5 - 7.5cc) 2-stroke
OR .52 cu in (8.5cc) 4-stroke
Muffler: Standard type included with engine
Servos: Five, 42 oz/in torque minimum
(2-ailerons, 1-elevator, 1-rudder, 1-throttle)

For electric operation;
Brushless Motor: Great Planes Rimfire .46 42-60-800, GPMG4725
ESC: 60A
Propeller: 12x8, or 13x6.5
LiPo Battery 4S (14.8V) 30C, at least 4000mAh
Battery Charger: LiPo compatible
Servos: Four, 42 oz/in torque minimum
(2-ailerons, 1-elevator, 1-rudder)

For glow and electric power;
Radio: Four channel
Servo Extension: One 6" (152mm) for ailerons
Y-Harness: One for aileron servos
Misc. Items: Foam rubber padding, medium fuel tubing, fuel filter,
propeller, building and field equipment

SPECIFICATIONS

Wingspan: 56.1" (1425mm)
Flying Weight: 5.5 - 5.9lbs (2500 - 2700g)
Specs such as Wing Area and Wing Loading are not provided by the
manufacturer
Length: 51.97" (1320mm)
Airfoil: Fully-symmetrical, mid wing mount
Center of Gravity: 3.3-3.5" (85-90mm) Back from the wing's leading
edge at the fuselage sides.
Control Throws- Low Rate High Rate
Ailerons: Up & Down 0.31" (8mm) 0.47" (12mm)
Elevator: Up & Down 0.31" (8mm) 0.47" (12mm)
Rudder: Right & Left 1.1" (28mm) 1.6" (40mm)

COMMENTS

If a replacement fuel tank is needed, order the Sullivan 16oz flex
tank (SULQ1743), or the DuBro 16oz tank (DUBQ0216).
Some minor trimming and modifications may be required.

jxs 08/04/11
ir/jxs

Resources
See Tower Catalog page 30.
Know Before You Fly
Easy RC: Airplanes
Manufacturer Mailing Address
Additional Manufacturer Contact Info
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