Alpha Unmanned Systems (@alphaunmanneds) 's Twitter Profile
Alpha Unmanned Systems

@alphaunmanneds

Alpha Unmanned Systems is the Spanish leading manufacturer of small range helicopter UAVs and subsystems.

ID: 3032650090

linkhttp://www.alphaunmannedsystems.com calendar_today12-02-2015 12:44:32

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Alpha Unmanned Systems (@alphaunmanneds) 's Twitter Profile Photo
Alpha Unmanned Systems
@alphaunmanneds

4 years ago

82 years ago today, the Sikorsky VS-300 made its first flight. The VS-300 was the first successful single lifting rotor helicopter in the USA, and the first one to use a single vertical-plane tail rotor configuration for antitorque. #AUSDronesAreNext #AviationHistory

82 years ago today, the Sikorsky VS-300 made its first flight. The VS-300 was the first successful single lifting rotor helicopter in the USA, and the first one to use a single vertical-plane tail rotor configuration for antitorque. #AUSDronesAreNext #AviationHistory