The text gives an indepth and extensive information relating to both analog and digital communications. Each chapter (except chapter 1) begins with introductory remarks and ends with a problem set. Treatment is self-contained with numerous worked-out examples to support the theory. Fourier Analysis Filtering and Signal Distortion Spectral Density and Correlation Digital Coding of Analog Waveforms Intersymbol Interference and Its Cures Modulation Techniques Probability Theory and Random Processes Noise in Analog Modulation Optimum Receivers for Data Communication