Radio and Line Transmission

ForewordAuthor's PrefaceChapter 1. Waves 1.1 Introduction 1.2 Wave Motion 1.3 Important Definitions 1.4 Relationship between Wavelength, Frequency, and Velocity of Propagation 1.5 Equations for Sine Wave 1.6 Sound Waves 1.7 Electromagnetic Waves 1.8 Polarization 1.9 Electromagnetic Transmission of Sound 1.10 ExercisesChapter 2. Logarithmic Units 2.1 Introduction 2.2 The Bel and the Decibel 2.3 Power Gain and Loss in Decibels 2.4 Voltage and Current Ratios in Decibels 2.5 Relative Gains 2.6 Absolute Values in Decibels 2.7 Decibel Range 2.8 Worked Example 2.9 ExercisesChapter 3. Speech and Music 3.1 Introduction 3.2 Speech Signals 3.3 Frequency Analysis of Speech 3.4 Frequency Range Required for Music 3.5 ExercisesChapter 4. Amplitude Modulation 4,1 Introduction 4.2 Amplitude Modulation 4.3 Frequencies in a Modulated Wave 4.4 Carrier Modulated with Speech or Music 4.5 Modulation Index and Modulation Depth 4.6 Worked Examples 4.7 ExercisesChapter 5. Passive Components 5.7 Introduction 5.2 Resistance 5.3 Construction of Resistor 5.4 Capacitance 5.5 Construction of Capacitors 5.6 Inductance 5.7 Construction of Inductors 5.8 Mutual Inductance and Transformers 5.9 ExercisesChapter 6. Series and Parallel Tuned Circuits 6.1 Introduction 6.2 Series Tuned Circuit (Series Resonance) 6.3 Parallel Tuned Circuit (Parallel Resonance) 6.4 3-Db Bandwidth 6.5 Worked Example 6.6 ExercisesChapter 7. Electro-Acoustic Devices 7.1 Introduction 7.2 Microphones 7.3 Frequency Response of Microphones 7.4 Polar Response of Microphones 7.5 Telephone Receivers 7.6 Frequency Response and Power of Telephone Receivers 7.7 The Moving-Coil Loud-Speaker 7.8 Frequency Response and Power of the Moving-Coil Speak 7.9 ExercisesChapter 8. Semiconductor and Thermionic Devices 8.1 Introduction 8.2 N and P Materials 8.3 The P-N Junction 8.4 Practical Junction Rectifiers and Diodes 8.5 The Junction Transistor 8.6 Static Characteristic Curves of a Transistor 8.7 Collector Leakage Current 8.8 Simple Equivalent Circuit for a Transistor 8.9 Limitations of the Simple Equivalent Circuits 8.10 High Vacuum Thermionic Valves (Vacuum Tubes) 8.11 The Diode 8.12 The Triode 8.13 The Static Characteristic Curves of a Triode 8.14 The Voltage Amplification Factor 8.15 The Tetrode 8.16 The Pentode 8.17 The Variable-µ Pentode 8.18 Simple Valve Equivalent Circuits 8.19 Limitations of the Equivalent Circuits 8.20 Worked Examples 8.21 ExercisesChapter 9. Rectifier and Demodulator (Detector) Circuits 9.1 Introduction 9.2 Power-Supply Circuits 9.3 Demodulator (or Detector) Circuits 9.4 ExercisesChapter 10. Amplifiers 10.1 Introduction 10.2 Transistor Amplifier Circuits 10.3 D.C. Stabilization 10.4 Frequency Response 10.5 Valve Amplifiers 10.6 Automatic (Cathode) Bias 10.7 Effect of Input Resistance R1 10.8 Frequency Response 10.9 The Load Line 10.10 Dynamic Characteristics 10.11 Tuned Amplifiers 10.12 Worked Examples 10.13 ExercisesChapter 11. Tuned Circuit Oscillators 11.1 Introduction 11.2 The Tuned-Anode-Tuned-Grid Oscillator 11.3 The Tuned-Anode Oscillator 11.4 The Tuned-Grid Oscillator 11.5 The Colpitts Valve Oscillator 11.6 The Hartley Valve Oscillator 11.7 The Colpitts Transistor Oscillator 11.8 The Hartley Transistor Oscillator 11.9 ExercisesChapter 12. Radio Systems 12.1 Introduction 12.2 Sound Broadcasting 12.3 Television Broadcasting 12.4 Standard Frequency Broadcasts 12.5 Point-to-Point Radio Services 12.6 Fixer to Mobile Radio Services 12.7 Worked Examples 12.8 ExercisesChapter 13. Line Telephony 13.1 Introduction 13.2 Telephony Circuits 13.3 Transmission Bridges 13.4 Sidetone 13.5 Terminating Units and Repeaters 13.6 Two- and Four-Wire Terminations 13.7 ExercisesChapter 14. Line Telegraphy 14.1 Introduction 14.2 Codes 14.3 Telegraph Speed 14.4 Relationship between Telegraph Speed and Bandwidth 14.5 Basic Telegraph Circuits 14.6 ExercisesAnswers To ExercisesIndex