CRAZY LOUD 3D Printed Tornado Siren | Elegoo Mars

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A few videos back I turned a Noctua A12x25 fan into a siren, it worked but it was only around 70 dB, impressive for a 2000RPM fan but nowhere near real siren sound levels. You all asked me to follow up on that video and make a Tornado siren powered by my miniquad motors, so today that’s what we do

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