New technology
China launches unmanned helicopters can stealth
The AV500W has a length of 7.2m, a maximum takeoff weight of 450kg with a top speed of 170km / h and a range of 4,000m.
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The AV500W has a length of 7.2m, a maximum takeoff weight of 450kg with a top speed of 170km / h and a range of 4,000m.
The kind of helicopters that the US forces deployed to raid Osama bin Laden's 'fortress' were considered by the analysts as 'stealth helicopters' because they had comple…