Check out my website for STL models and detailed plans right here:

https://salencnicolas.wixsite.com/web...

The parts were all printed with this 250$ 3D printer:
http://rover.ebay.com/rover/1/711-532...

Just a quick video about my 3D printed air raid siren. The design was inspired by the WW2 carter air raid siren, so it should sound pretty similar!

The thunderbolt video is from Charlie Davidson
   • Thunderbolt 1000T Tornado Siren Test ...  

The ACA allertor video is from openblast64
   • ACA Allertor 125 siren test, Whitefis...  

Like and subsD cribe!