Electro-Magnetic Sensor - Sensors - Arduino Forum
p9_5.jpg
Simple Electromagnetic Field Detector using Arduino
Arduino EMF detector gets numeric - Make
Solved] EMF detector using LM339 - General Electronics - Arduino Forum
DIY Simple Arduino EMF (electromagnetic field) Detector
Data Logger on Arduino UNO - File Exchange - MATLAB Central
Arduino EMF detector
How to build an Arduino Energy Monitor and Data Logger & plot the data, by Sridhar Rajagopal