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He suspected EMF interference so as a quick first step he decided to throw together an EMF detector using an Arduino. It uses a bank of LEDs as an indicator bar to reflect the EMF picked up by the ...
Researchers at the Indian Institute of Technology (IIT) Jodhpur have developed a new low-cost mobile tool to detect arsenic contamination in water sources, addressing a critical threat to human ...
It’s something [mircemk] demonstrates, with an Arduino-powered magnetic field strength meter that uses a UGN 3503U Hall effect device. The circuit is extremely simple, comprising the sensor ...
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