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I am thinking about building a tracking device, not like GPS, but in a
very short range, like 1 meter or so. It got be cheap, as I'm using it
in some kind of toy. Any one know any type of devices, technology
could help?
very short range, like 1 meter or so. It got be cheap, as I'm using it
in some kind of toy. Any one know any type of devices, technology
could help?