asteroza + helicopter + europe   5

Home - yeair!
Uses 4 two stroke engines for endurance, with electric assist motors on the shafts for boost/fine control for navigation. Not quite a series hybrid, and kinda big.
europe  germany  hybrid  electric  assist  gasoline  two  stoke  quadcopter  multicopter  helicopter  UAV  drone  cargo  long  endurance  Delicious 
may 2015 by asteroza

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