Siren Whistle, no supports
Building on the design ideas of other whistles, I'm seeing 105dB on my phone's meter.
84
692
15
2033
updated November 20, 2022
Description
PDFPrints well at 0.1-0.2mm, no supports required.
Make sure the rotor is free from elephant-footing and can spin freely.
A small dot of oil on the center shaft will help it run smoothly.
Quite loud and responsive, actually.
Tags
Model origin
The author marked this model as their own original creation.
