After receving complaints about possible electromagnetic interference affecting medical machines, Adam Outlet made a simple EMF detector with an Arduino board and some LEDs. It is quite effective and can show the results easily, for example:
For more information including the Arduino sketch, head over to the project page here. And we’re on twitter and Google+, so follow us for news and product updates as well.
If you are new to Arduino, join in with our range of Arduino-compatible hardware, prototyping shields and module range. A good start is the Freetronics Eleven, the Arduino Uno-compatible board with onboard prototyping space: