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Question 20244
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Principles of Communication: Frequency Bands MCQ

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Frequency BandsEasyQuestion 20244

Question

Microwaves used in satellite communication occupy frequencies in:
  1. A
    ELF (< 300 Hz)
  2. B
    MF (0.3–3 MHz)
  3. C
    HF (3–30 MHz)
  4. D
    SHF (3–30 GHz)
    Correct

Correct answer

SHF (3–30 GHz)

Explanation

Satellite uplink/downlink uses C-band (4–8 GHz), Ku-band (12–18 GHz), and Ka-band (26–40 GHz) — all in SHF. These frequencies penetrate the ionosphere and support high-bandwidth LOS links.

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