The Gyrodyne QH 50.

The Gyrodyne QH 50.

by Daniel Russ on January 14, 2013

              Gyrodyne received an invitation to participate in a requisition competitition to produce a single seat “personal” helicopter and observation platform.   These machines were fairly simple, coaxial rotor layout, 40 hp Nelson H-59 engine and variants were powered by a 60hp Porsche. Wireless controls worked well enough back […]

Share

{ 0 comments }