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The above schematic generates FM signal as a wideband frequency modulator
using the indirect method. The output FM signal is characterized by fc = 100 MHz, Δf = 75kHz (min). If the phase modulator has a modulation index of β= 0.3 radians, then n1, n2 are respectively
  • a)
    25, 50   
  • b)
    75, 50  
  • c)
    50, 25 
  • d)
    50, 75
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
The above schematic generates FM signal as a wideband frequency modula...
The lowest modulation frequency i.e.,
Produces a frequency deviation
The highest modulation frequency ie.
Produces a frequency deviation of
Let us take the case of 100Hz as the worst case

Solving (1) & (2) we get,
n1=75 , n2 =50
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The above schematic generates FM signal as a wideband frequency modulatorusing the indirect method. The output FM signal is characterized by fc = 100 MHz, Δf = 75kHz (min). If the phase modulator has a modulation index of β= 0.3 radians, then n1, n2 are respectivelya)25, 50b)75, 50c)50, 25d)50, 75Correct answer is option 'B'. Can you explain this answer?
Question Description
The above schematic generates FM signal as a wideband frequency modulatorusing the indirect method. The output FM signal is characterized by fc = 100 MHz, Δf = 75kHz (min). If the phase modulator has a modulation index of β= 0.3 radians, then n1, n2 are respectivelya)25, 50b)75, 50c)50, 25d)50, 75Correct answer is option 'B'. Can you explain this answer? for Electronics and Communication Engineering (ECE) 2024 is part of Electronics and Communication Engineering (ECE) preparation. The Question and answers have been prepared according to the Electronics and Communication Engineering (ECE) exam syllabus. Information about The above schematic generates FM signal as a wideband frequency modulatorusing the indirect method. The output FM signal is characterized by fc = 100 MHz, Δf = 75kHz (min). If the phase modulator has a modulation index of β= 0.3 radians, then n1, n2 are respectivelya)25, 50b)75, 50c)50, 25d)50, 75Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for Electronics and Communication Engineering (ECE) 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The above schematic generates FM signal as a wideband frequency modulatorusing the indirect method. The output FM signal is characterized by fc = 100 MHz, Δf = 75kHz (min). If the phase modulator has a modulation index of β= 0.3 radians, then n1, n2 are respectivelya)25, 50b)75, 50c)50, 25d)50, 75Correct answer is option 'B'. Can you explain this answer?.
Solutions for The above schematic generates FM signal as a wideband frequency modulatorusing the indirect method. The output FM signal is characterized by fc = 100 MHz, Δf = 75kHz (min). If the phase modulator has a modulation index of β= 0.3 radians, then n1, n2 are respectivelya)25, 50b)75, 50c)50, 25d)50, 75Correct answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for Electronics and Communication Engineering (ECE). Download more important topics, notes, lectures and mock test series for Electronics and Communication Engineering (ECE) Exam by signing up for free.
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