Simulating a Magnetic Implant

Marek was inspired by my magnet implant and decided to build his own external magnet sensor with an Arduino board and some innovative tinkering. Really, really cool. After it was built, he took a walk to test it out:

Friends were laughing at me when during a walk I was stopping suddenly and doing few steps back to identify the source of the magnetic field (it was usually a utility box).

Yup, I’ve been there.

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