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Foamy Spruce Gosling

Plane Foamy Spruce Gosling 1.0

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Type
Build Plan (PDF, AI, etc.)
This Football field wing-span plane had held the world record as the larges plane
the Movie the Aviator documented the life of its creator Howard Hughes... the H-4 Hercules mockling called the Spruce Goose, a name it will be forever known by:
hughes_h-4.gif
1580507386453.png



I have built this craft and know that it will fly.. so I submit this to all who are brave/foolish (there is a fine line) enough to build it "micro" 1:75 scale.
at this scale 3" propeller micro quad motor fit the bill the H-Pack. - 8 of them or 2 quad packs.

SPECS:
DESCRIPTION IMPERIAL METRIC
Length 36 in 91 mm
Center of Gravity 2.5 in from wing base 63.5 mm from wing base
Wing Span 52 in 1320 mm
Wing Area 305 in2 19.7 dm2
Dry Weight 12 oz 340 g
All Up Weight 16 oz 453 g
Wing Loading 7.55 oz/ft2 23 g/dm2
Stall Speed 13.4 mph 21.6 Km/s

RECOMMENDED ELECTRONICS:
Motor 8 - 1104 7500kv, 1105 6000kv, 1106 6000 kv, 1408 3750kv
ESC 2-30A (2S), 2-30A(3S), 2-40A (2-3s), 4-30A(4S)
Prop 3025x3 or 2635 3056C dalprop
Servos 4 - 5g
Battery 800 mAh 3S-11.1v
Estimated Thrust 1104 2S:1.2.kg, 1106 3S:2.12 kg,1408 4S: 4.232kg
Scale ~1:75

Good luck to all who attempt this.

At the day of publish:
ElecLayoutDiagramV3.PNG FSG-MotorSetup.jpg Build So Far.jpg
Author
FoamyDM
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