Every message signal occupies a range of frequencies. The bandwidth of a message signal refers to the band of frequencies, which are necessary for satisfactory transmission of the information contained in the signal.
Communication systems (part-2)
What is are the basic terms used in communication system? Difference between analog signal and digital signal? What is noise? What is attenuation? What is amplification? What is the range of a signal? What is Band width? What is modulation? What is demodulation? What is Repeater? Explain the general feature of earth’s magnetic field? What is the importance of the chapter Communication systems? Why do we study the chapter Communication systems?
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