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Redes de Computadores
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553115-2 attenuation-2:How can attenuation in copper cables be reduced?
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The efficiency of a radio channel (), characterized by Shannon's law ,
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Assume a data transmission of 8 ksymbol/s. If we aim to transmit 32 kbit/s using a phase modulation, we must use a number of phases equal to
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Why do higher frequency signals (such as millimetre waves) experience greater attenuation in wireless communication?
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What is a disadvantage of using radio waves for data transmission?
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553115-3 attenuation-3:Which transmission medium experiences the least attenuation over long distances?
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