Radio communication, better known as, the radio communication, a device that converts electric current wave electromagnetic assembly is a part, and region. Spread out through the radio antenna. Is a tool for communication type semi double Is used in many categories, such as public radio amateur radio, public sector, etc.Work by the inverter is divided into sectors, magnetic Sector and send out the antenna radiates the radio wave is the electromagnetic wave was invented by James Clerk Maxwell when three hundred years ago. Later, hi rich Hertz, independent proof electromagnetic wave.
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