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How to make a DIY opensource cellphone with an Arduino board

Today you can find smartphones everywhere, on internet, shops, 2nd hand, all brands and types. You wish you could understand how they work and make your own DIY cellphone at home? You are at the good place to build your own cellphone and for $200.

A maker called ''David Mellis'', researcher at the MIT Media Lab created a DIY open source and open hardware cellphone with an arduino. You can actually call and receive phone calls and text messages. This is how he did it.

To start, you need to gather the following hardware: