The Zhukovsky Central Aero-Hydrodynamic Institute (TsAGI) and the Mil Design Bureau have designed new rotor blades that make it possible to boost the speed of existing Russian combat helicopters ...
The AH-64 Apache is the Army's heavy division/corps attack helicopter. The AH-64D Longbow ... The AH-64 Apache has a four-blade main rotor and a four-blade tail rotor. The crew sits in tandem ...