blade springs

  1. David Cooke

    The SOUND of springs failing!

    Just landed from a couple of 25 and 28min flights down to 10% battery and for whatever reason I just gave one of the props a spin . . made a bumpy RATTLE sound. . spun the other three and they made a soft "whiiiiiizzz". When I got home I did it again in a quiet room . . . very obviously...