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17 окт 1983 г. - Se implanto la Tecnologia AMPS

Описание:

realizan una división del espacio geográfico en diferentes celdas o una red de ellas. Luego, aprovechando diferentes números de frecuencias establecen grupos de canales.

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Byivan salviulo
3 июн 2022
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17 окт 1983 г.
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~ 42 г назад
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