Cover -- Half Title -- Title Page -- Copyright Page -- Preface -- Brief Contents -- Table of Contents -- 1. Basic Concepts and Signal Analysis -- 1.1 Communication -- 1.2 Methods of Communication -- 1.3 Process of Communication -- 1.4 Brief History of Communication -- 1.5 Electronic Communication -- 1.6 Structure of An Electronic Communication System -- 1.7 Bandwidth Requirement -- 1.8 Types of Electronic Communication Systems -- 1.9 Transmission Mediums -- 1.10 Important Facts About Sound and Light -- 1.11 Modulation -- 1.12 Need for Modulation -- 1.13 Types of Modulations -- 1.14 Radio (Wireless) Broadcasting, Transmission and Reception -- 1.15 Reasons of Errors in Communication System -- 1.16 Types of Communication Systems -- 1.17 Signals and Classification -- 1.18 Representation of Signals -- 1.19 Fourier Analysis of Signals -- 1.20 Fourier Transformation and Properties -- 1.21 Polar Fourier Series Representation -- 1.22 Complex Fourier Exponential Series -- 1.23 Concept of Negative Frequency -- 1.24 Hartley and Shannon Hartley Theorem -- Summary -- 2. Noise -- 2.1 Sources of Noise -- 2.2 Classification of Noise -- 2.3 Power Spectral Density (PSD) -- 2.4 External Noises -- 2.5 Internal Noises -- 2.6 Thermal Or Resistance Noise -- 2.7 Shot Noise -- 2.8 Partition Noise -- 2.9 Other Noises -- 2.10 Harmful Effects of Noise and to Reduce Noise -- 2.11 Noise Resistance -- 2.12 Signal-Noise Ratio (SNR) -- 2.13 Noise Figure or Noise Factor (NF or F) -- 2.14 Noise Figure (Factor) of Cascaded Amplifiers -- 2.15 Equivalent Noise Temperature -- 2.16 Addition of Noise Due to Several Sources -- 2.17 Addition of Noise in Amplifiers in Cascade -- 2.18 Noise in Reactive Circuits -- 2.19 Calculation of SNR and NF -- 2.20 Experimental Measurement of SNR and NF -- 2.21 Equivalent Noise Resistance and Noise Figure -- 2.22 Noise Bandwidth -- Summary.