cm0002@lemmy.world to

3DPrinting@lemmy.worldEnglish · 3 months ago

3D Printed Air Raid Siren Sounds Just Like The Real Thing

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3D Printed Air Raid Siren Sounds Just Like The Real Thing

cm0002@lemmy.world to

3DPrinting@lemmy.worldEnglish · 3 months ago

Air raid sirens have an important job to do, and have been a critical piece of public safety infrastructure in times of geopolitical turmoil. They sound quite unlike anything else, by virtue of the…

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Lexam@lemmy.world
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3 months ago
Attach it to a drone.
- RamblingPanda@lemmynsfw.com
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  Print a lot of them and attach them to a flock of geese.
  
  Honk honk, mothertrucker!

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