Namibian schoolboy invented cell phone that does not use airtime
Simon Petrus a grade 12 learner from Abraham Iyambo senior secondary school, a rural school in Ohangwena Region, has invented a SIM-less mobile phone that does not need airtime to make calls. He put together parts from a telephone and television set that according to him, uses only a radio system. Apart from the phone chargeable unit that works with radiation, the cell phone also has a light bulb, a fan and a socket for its charger etc-The Herald
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