F.M., A.M. and S.S.B. transmitters

Question 4 of 24

A 145.5MHz carrier is frequency modulated by a 2kHz sinusoidal voltage and the frequency swing is 6kHz. The modulation index is

  1. 3
  2. 1.5
  3. 0.67
  4. 0.33
1 2 3 4


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