Expression for amplitude modulated wave


Question 1:

Derive the expression for amplitude modulated wave and illustrate the performance of various AM techniques.

Question 2:

With the use of neat block diagram, describe Square law detector and Synchronous detector.

Question 3:

Sketch the neat block diagram for Foster-Seeley discriminator and illustrate its operation with the help of vector diagram. Compare its performance with ratio detector.

Question 4:

Illustrate out the generation of FM using reactance tube modulator and list its merits and demerits.

Question 5:

What is the need for multiplexing? Describe TDM and FDM methods and compare their performance.

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Electrical Engineering: Expression for amplitude modulated wave
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