🆕 blog! “3D Printing the 2600 Whistle”

Perhaps the most legendary piece of plastic in the hacker community is the humble "Cap'n Crunch" whistle. The free-in-cereal whistle was able to emit a piercing shriek at 2600Hz - the exact tone required to unlock the US phone network. So, because it's all I seem to do these days, I turned my my trusty RepRapPro and decided to se…

👀 Read more: https://shkspr.mobi/blog/2013/09/3d-printing-the-2600-whistle/
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#2600 #3dprinting #hack #hacks #ota13