Tom Scott
      Testing the sound mirrors that protected Britain (2018x32)
      
      Exibido em:: Ago 06, 2018
      Over on the RAF Starrship channel, I'm talking about the history of radar:   
 • A Brief History of Radar with Tom Sco...   - but over here, we're testing a 90-year-old piece of technology that was meant to be part of Britain's air defence. The Sound Mirrors, on Romney Marsh, were built in the late 1920s as a way to amplify the sound from aircraft engines over the English Channel. We're flying a bit closer than that, with a drone.
     
    
      
        
        
          
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