上搜索EMF reader 或者EMF meter，你会看见有好多不同种类的EMF检测仪，但是游戏中的EMF检测器的原型其实是K2 EMF reader。 淘宝上的k2 EMF reader 可以说其他 ...

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 ...