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Engr786

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A160 Hummingbird
Can fly at 260km/h at a maximum altitude of 9,150m
Built by Boeing Integrated Defence Systems
Pratt & Whitney PW207 turboshaft engine
The low rotor speed contributes to the exceptionally low acoustic signature of the Hummingbird unmanned helicopter.
Global positioning and GPS-based waypoint navigation.
 

Engr786

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Global Hawk
>High-Altitude, Long-Endurance, Unmanned Reconnaissance Aircraft
>Northrop Grumman Corporation, Ryan Aeronautical Centre is the prime contractor of global hawk.
>The 14,000nm range and 42-hour endurance
>It flies high at a loiter altitude of 65,000ft minimising exposure to surface-to-air missiles.
> It houses the 48in Ku-band wideband satellite communications antenna.
 

Engr786

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ku-band wideband satellite communication makes it the reliable spy.
 

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