CHAPTER 1 Introductory Topics1-1 Introduction1-2 The dB in Communications1-3 Noise1-4 Noise Designation and Calculation1-5 Noise Measurement1-6 Information and Bandwidth1-7 LC Circuits1-8 Oscillators1-9 Troubleshooting1-10 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 2 Amplitude Modulation:Transmission2-1 Introduction2-2 Amplitude Modulation Fundamentals2-3 Percentage Modulation2-4 AM Analysis2-5 Circuits for AM Generation2-6 AM Transmitter Systems2-7 Transmitter Measurements2-8 Troubleshooting2-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 3 Amplitude Modulation:Reception3-1 Receiver Characteristics3-2 AM Detection3-3 Superheterodyne Receivers3-4 Superheterodyne Tuning3-5 Superheterodyne Analysis3-6 Automatic Gain Control3-7 AM Receiver Systems3-8 Troubleshooting3-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 4 Single-Sideband Communications4-1 Single-Sideband Characteristics4-2 Sideband Generation:The Balanced Modulator4-3 SSB Filters4-4 SSB Transmitters4-5 SSB Demodulation4-6 SSB Receivers4-7 Troubleshooting4-8 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 5 Frequency Modulation:Transmission5-1 Angle Modulation5-2 A Simple FM Generator5-3 FM Analysis5-4 Noise Suppression5-5 Direct FM Generation5-6 Indirect FM Generation5-7 Phase-Locked-Loop FM Transmitter5-8 Stereo FM5-9 FM Transmissions5-10 Troubleshooting5-11 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 6 Frequency Modulation:Reception6-1 Block Diagram6-2 RF Amplifiers6-3 Limiters6-4 Discriminators6-5 Phase-Locked Loop6-6 Stereo Demodulation6-7 FM Receivers6-8 Troubleshooting6-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 7 Communications Techniques7-1 Introduction7-2 Frequency Conversion7-3 Special Techniques7-4 Receiver Noise,Sensitivity,and Dynamic Range Relationships7-5 Frequency Synthesis7-6 Direct Digital Synthesis7-7 High-Frequency Communication Modules7-8 Troubleshooting7-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 8 Digital Communications:Coding Techniques8-1 Introduction8-2 Alphanumeric Codes8-3 Pulse-Code Modulation8-4 Digital Signal Encoding Formats8-5 Coding Principles8-6 Code Error Detection and Correction8-7 DSP8-8 Troubleshooting8-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 9 Wired Digital Communications9-1 Introduction9-2 Background Material for Digital Communications9-3 Bandwidth Considerations9-4 Data Transmission9-5 Time-Division Multiple Access (TDMA)9-6 Delta and Pulse Modulation9-7 Computer Communication9-8 Troubleshooting9-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 10 Wireless Digital Communications10-1 Introduction10-2 Digital Modulation Techniques10-3 Spread-Spectrum Techniques10-4 Orthogonal Frequency Division Multiplexing (OFDM)10-5 Telemetry10-6 Troubleshooting10-7 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 11 Network Communications11-1 Introduction11-2 Basic Telephone Operation11-3 Telephone Signaling Systems:ISDN and SS711-4 Mobile Telephone Systems11-5 Local Area Networks11-6 Assembling a LAN11-7 LAN Interconnection11-8 Internet11-9 IP Telephony11-10 Interfacing the Networks11-11 Wireless Security11-12 Troubleshooting11-13 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 12 Transmission Lines12-1 Introduction12-2 Types of Transmission Lines12-3 Electrical Characteristics of Transmission Lines12-4 Propagation of DC Voltage Down a Line12-5 Nonresonant Line12-6 Resonant Transmission Line12-7 Standing Wave Ratio12-8 The Smith Chart12-9 Transmission Line Applications12-10 Troubleshooting12-11 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 13 Wave Propagation13-1 Electrical to Electromagnetic Conversion13-2 Electromagnetic Waves13-3 Waves Not in Free Space13-4 Ground- and Space-Wave Propagation13-5 Sky-Wave Propagation13-6 Satellite Communications13-7 Figure of Merit and Satellite Link Budget Analysis13-8 Troubleshooting13-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 14 Antennas14-1 Basic Antenna Theory14-2 Half-Wave Dipole Antenna14-3 Radiation Resistance14-4 Antenna Feed Lines14-5 Monopole Antenna14-6 Antenna Arrays14-7 Special-Purpose Antennas14-8 Troubleshooting14-9 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 15 Waveguides and Radar15-1 Comparison of Transmission Systems15-2 Types of Waveguides15-3 Physical Picture of Waveguide Propagation15-4 Other Types of Waveguides15-5 Other Waveguide Considerations15-6 Termination and Attenuation15-7 Directional Coupler15-8 Coupling Waveguide Energy and Cavity Resonators15-9 Radar15-10 RFID (Radio Frequency Identification)15-11 Microintegrated Circuit Waveguiding15-12 Troubleshooting15-13 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 16 Microwaves and Lasers16-1 Microwave Antennas16-2 Microwave Tubes16-3 Solid-State Microwave Devices16-4 Ferrites16-5 Low-Noise Amplification16-6 Lasers16-7 Troubleshooting16-8 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 17 Television17-1 Introduction17-2 Digital Television17-3 Monitoring the Digital Television Signal17-4 NTSC Transmitter Principles17-5 NTSC Transmitter/Receiver Synchronization17-6 Resolution17-7 The NTSC Television Signal17-8 Television Receivers17-9 The Front End and IF Amplifiers17-10 The Video Section17-11 Sync and Deflection17-12 Principles of NTSC Color Television17-13 Sound and Picture Improvements17-14 Troubleshooting17-15 Troubleshooting with Electronics WorkbenchTM MultisimCHAPTER 18 Fiber Optics18-1 Introduction18-2 The Nature of Light18-3 Optical Fibers18-4 Fiber Attenuation and Dispersion18-5 Optical Components18-6 Fiber Connections and Splices18-7 System Design and Operational Issues18-8 Cabling and Construction18-9 Optical Networking18-10 Safety18-11 Troubleshooting18-12 Troubleshooting with Electronics WorkbenchTM MultisimAcronyms and AbbreviationsGlossary