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Pregunta 318

Which of the following is an effect of overmodulation?

  1. Insufficient audio
  2. Insufficient bandwidth
  3. Frequency drift
  4. Excessive bandwidthRespuesta correcta

Explicación

Driving a modulator past its linear range clips and distorts the modulation envelope, and the resulting distortion products appear as extra sidebands (splatter) far outside the normal channel. The signal gets wider, not narrower, so insufficient bandwidth is the opposite of what happens.

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Pregunta 318: Which of the following is an effect of overmodulation? · FCC General Class (Element 3) · Questena