Hot Hardware Man uses Raspberry Pi to build actual working cell phone for $158 Ars Technica Raspberry Pi -using tinkerer David Hunt—who previously built a bark-activated door opener for dogs—is at it again with a real, working cell phone powered by the tiny computer and a few other items.
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Man uses Raspberry Pi to build actual working cell phone for $158 – Ars Technica
Geeky gadgets Build Your Own Phone Using a Raspberry Pi Lifehacker You can usually pick up a phone for free (or at least cheap) these days, but if you'd prefer to build your own, DIYer David Hunt shows off how to use a Raspberry Pi as a phone. The build here costs $158, which means it's probably cheaper to buy a phone ..
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Build Your Own Phone Using a Raspberry Pi – Lifehacker