3 ms·

I've been seeing articles about these for a couple of years now. How long til I can buy a drone with one?

• nomel 2y ago
  Foxeer makes some for drones. There are all sorts of youtube videos for DIY/3d printed, including metal printing.
• xeonmc 2y ago
  See https://newatlas.com/aircraft/toroidal-quiet-propellers/ https://newatlas.com/aircraft/toroidal-quiet-propellers/