The Raspberry Pi is a mini computer, just like most smartphones, so it stands to reason that you can create what amounts to a home-brew cellphone out of a few store-bought electronics parts. That's just what David Hunt did. By connecting a RaspPi to a GSM module, a small TFT screen, and a battery, he's essentially created a the DIY-est of DIY cellphones.
The Raspberry Pi is a mini computer, just like most smartphones, so it stands to reason that you can create what amounts to a home-brew cellphone out of a few store-bought electronics parts. That's just what David Hunt did. By connecting a RaspPi to a GSM module, a small TFT screen, and a battery, he's essentially created a the DIY-est of DIY cellphones.
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