Monday, October 12, 2009

The Simplest Sensor Ever


We discovered this project at the Arduino website.


The human body, like all objects, gives off electromagnetic radiation. The project at Arduino uses a very simple setup: a sheet of aluminum foil, and a resistor, to create at least an on/off switch that detects human presence through your magnetic radiation.

Your cell phone emits EM, and so does your body. Our next step is to explore the mix.

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