EC8491 CT Important Questions, COMMUNICATION THEORY Answer Key –ECE 4th SEM


EC8491 CT Important Questions

Anna University Regulation 2017ECE EC8491 CT Important Questions with Answer Key and ECE 4th SEM EC8491 COMMUNICATION THEORY Engineering Answer Key is listed down for students to make perfect utilization and score maximum marks with our study materials.

1. What is pre envelope and complex envelope?
2. Give the advantages of VSB-AM.
3. State heterodyning principle.
4.Mention the advantages of modulating low frequency signal into high frequency signal.
5. List the types of AM modulators.

6. Define Coherent Detection.
7. Why do you need modulation in communication systems?
8.Identify the differences between single sideband and vestigial sideband systems.
9. Write about diagonal clipping and negative peak clipping?
10.Suggest a modulation scheme for broadcast video transmission.

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EC8491 Answer Key, CT Unit wise Important Questions-ECE4th Semester


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