DIY electomagnetic interference detector

Popular Mechanics presents this simple DIY electromagnetic interference (EMI) detector project. It’s Arduino based and requires only an 8-ohm speaker, 1-megaohm resistor and 3–5 feet of insulated solid core wire.
Details on this easy beginner’s project can be found on the Popular Mechanics website, with links to the Arduino sketch on the author’s Github page.
This entry was posted in Arduino, code, DIY and tagged electromagnetic interference, Popular Mechanics.

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