Introduction to signal and system; spectrum of signal and applications of fourier series and transform; analog modulation; AM; DSB; SSB; FM; NBFM; PM; noise in analog communication; binary baseband modulation; Nyquists sampling theory and quantization; pulse analog modulation; pulse code modulation(PCM); delta modulation(DM); multiplexing; time-division multiplexing(TDM); introduction to transmission line; radio wave propagation; microwave components satellite communication; and optical communication