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Communication SystemsFM Demodulation

An FM discriminator converts variations in instantaneous frequency primarily into variations in?

  • AOutput voltage
  • BAntenna length
  • CCarrier power supply voltage only
  • DSampling rate
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Correct Answer: A. Output voltage
Explanation: An FM discriminator produces an output voltage that follows frequency deviations, thereby recovering the message.
Reference: Standard communication systems: FM discriminator
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