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Teenager invents low-frequency radio for underground communications -- Engadget
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www.engadget.com/...io-for-underground-communicati
ITGS
invents
lowfrequency
paradigm
peopleandmachines
shared by
dr tech
on 01 Feb 10
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dr tech
on 01 Feb 10
Wow - will any of you do as well?
Wow - will any of you do as well?
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