Secret Knock Lock: A Make & Collaborate Project

Maker Faire

Is there anything cooler than requiring visitors to know a secret knock in order to gain entrance to your magical maker fortress? Doubtful. Here you’ll find instructions and a list of the parts required to set up a circuit that unlocks a door (or a box!) only when the correct secret knock is given.

Click here to learn how to construct a Secret Knock Lock!

(You’ll find this project in the Arduino Project Handbook)

For additional Make & Collaborate projects, click here.

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