MCQ Practice Question

The phase-shift method of SSB generation ideally requires two versions of the message signal differing in phase by?

  • A45 degrees
  • B90 degrees
  • C180 degrees
  • D360 degrees
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Correct Answer: B. 90 degrees
Explanation: The phase-shift method uses quadrature message components and quadrature carrier components so one sideband cancels while the other adds.
Reference: Standard communication systems: phase-shift SSB generation