- Briefly explain the analog methods of modulation.
- Differentiate between AM and FM.
- Explain the relative advantages and disadvantages of FM over AM.
- With the help of a suitable sketch explain the frequency spectrum of an amplitude modulated wave for single-frequency modulating signal.
- What are the digital methods of modulation? Explain briefly.
- Differentiate between ASK, FSK, and PSK.
- What are the pulse methods of modulation? Explain briefly.
- Describe the process of quantization of a signal.
- Why multiplexing is required? How is it achieved?
- Differentiate between SDM and TDM.
- Explain the difference between concentration and multiplexing.
- How pulse regeneration is achieved?
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