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Q#1 Analog Communication GATE EC 2023 MCQ +2 marks -0.66 marks

Let a frequency modulated (FM) signal , where  is a message signal of bandwidth . It is passed through a non-linear system with output  . Let  denote the FM bandwidth. The minimum value of  required to recover  from  is

Explanation:

 

Bandwidth

 

 Bandwidth of  

 

 

To recover

 

 

 

 

 

Compared to FM BW, message BW is very small. So, that it can be ignored.

 

 

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Analog Electronics 25 0 0
Digital Electronics 17 0 0
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EMFT - ECE 14 0 0
Engineering Mathematics 24 0 0
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