1) Describe the ration detector in detail and also write down its features.
2) Describe the concept of FDM in detail.
3) Produce the PPM from PWM by using proper block diagram.
4) Describe digital and analog modulation in detail.
5) Describe PCM encoder and decoder in detail.
6) Describe the satellite communication with appropriate diagrams.
7) Sketch the block diagram of optical communication system and describe each block.
8) What are the design features of the computer communication network?