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Free
Thingiverse
lmschupbach
Loud, Nice Sounding Whistle (+128dB)
I have created a very loud whistle that emits a steady ear pleasing tone It is simple but well exceeds all requirements for the Thingiverse Make It Loud competition and works great! This simple whistle easily reaches sound levels above 120dB I ...
— Go to Thingiverse
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