Dragon72-1 Dragon Ornithopter : Flapping Test　　

Wing 20mm
Gear Center-Arm point from 9.5mm to 11mm
Amplitude of Flapping increased.

Stainless steel Shaft

Width 280cm
Length 178cm
Weight Now 758g
battery Lipo1000mAh3cell 84g
Total flight weight 842g

Making process of Dragon72-1 and 72-2
[ Ссылка ]

Making of Dragon73 --- Small Dragon fly by AutoPilot
[ Ссылка ]

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