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CWISA-103 · Question #51

How is ASK modulation different from FSK modulation?

The correct answer is A. ASK varies the amplitude of the signal while FSK shifts its frequency. ASK (Amplitude Shift Keying): Digital data is represented by changes in the amplitude (strength) of a carrier wave. FSK (Frequency Shift Keying): Digital data is represented by changes in the frequency of a

Wireless IoT Technologies and Protocols

Question

How is ASK modulation different from FSK modulation?

Options

  • AASK varies the amplitude of the signal while FSK shifts its frequency
  • BFSK is more sensitive to noise than ASK
  • CASK does not work at high frequencies
  • DASK can carry more data than FSK

How the community answered

(33 responses)
  • A
    82% (27)
  • B
    9% (3)
  • C
    6% (2)
  • D
    3% (1)

Explanation

ASK (Amplitude Shift Keying): Digital data is represented by changes in the amplitude (strength) of a carrier wave. FSK (Frequency Shift Keying): Digital data is represented by changes in the frequency of a

Topics

#ASK#FSK#modulation#signal encoding

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