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Unguided media (Wireless Transmission)
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written 5.6 years ago by |
Radio Waves
• Although there is no clear-cut demarcation between radio waves and microwaves, electromagnetic waves ranging in frequencies between 3 kHz and 1 GHz are normally called radio waves; waves ranging in frequencies between 1 and 300 GHz are called microwaves.
• However, the behavior of the waves, rather …