Nguồn ngoài

Electricity and Magnetism with Applications to Amateur Radio and Wireless Technology

This textbook provides a calculus-based introduction to electricity and magnetism with an emphasis on applications to amateur radio and wireless technology.

Physics

Tác giả: Ronald Kumon
Nhà xuất bản: Kettering University
Nguồn: LibreTexts
Giấy phép: CC BY-SA
Ngôn ngữ: EN
Danh mục: Khoa học cơ bản

Đọc trực tuyến Tải PDF (nguồn mở)

Mục lục· 261 mục

01: Preliminary Concepts
1.01: What is Electricity and Magnetism
1.02: Wireless Technology and Amateur Radio - What and Why
1.03: Units
1.04: Electromagnetic Spectrum
1.05: Amateur Radio Equipment Basics
1.06: Notation
1.07: Coordinate Systems
1.08: Where Do We Go from Here
02: The Electric Field
2.01: Introduction
2.02: Electric Charge Model
2.03: Conduction and Charging
2.04: Electric Fields and Forces
2.05: Electric Fields and Forces with Multiple Charges
2.06: Electric Field Diagrams
2.07: Common Models of Electric Field
2.08: Motion of a Charged Particle in an Electric Field
2.09: Conclusion
2.10: The Electric Field (Summary)
2.11: The Electric Field (Exercises)
2.12: The Electric Field (Answers)
03: The Electric Potential
3.01: Introduction
3.02: Work and Energy
3.03: Electric Potential Energy
3.04: Electric Potential Energy of Point Charges
3.05: Electric Potential
3.06: Electric Potential of a Point Charge
3.07: Common Models of Electric Potential
3.08: Electric Potential (Summary)
3.09: The Electric Potential (Exercises)
3.10: The Electric Potential (Answers)
04: Potential and Field Relationships
4.01: Electric Potential from Electric Field
4.02: Electric Field from Electric Potential
4.03: Equipotential Curves and Surfaces
4.04: Conductors in Electrostatic Equilibrium
4.05: Applications of Electric Potential and Conductors in Electrostatic Equilibrium
4.06: Potential and Field Relationships (Summary)
4.07: Potential and Field Relationships (Exercises)
4.08: Potential and Field Relationships (Answers)
05: Electric Current and Resistance
5.01: Introduction
5.02: Electric Current
5.03: Basic Model of Conduction in Metals
5.04: Resistivity and Resistance
5.05: Ohm's Law
5.06: Electrical Energy and Power
5.07: Alternating Current versus Direct Current
5.08: Current and Resistance (Summary)
5.09: Current and Resistance (Exercises)
5.10: Current and Resistance (Answers)
06: Direct-Current (DC) Resistor Circuits
6.01: Introduction
6.02: Source Voltage
6.03: Kirchhoff's Rules
6.04: Resistors in Series and Parallel
6.05: Real Batteries
6.06: Multi-loop Circuits
6.07: Application - Electrical Meters
6.08: Application - Grounding and Electrical Safety
6.09: Direct-Current Circuits (Summary)
6.10: Direct-Current Circuits (Exercise)
6.11: Direct-Current Circuits (Answers)
07: Capacitance
7.01: Introduction
7.02: Capacitors and Capacitance
7.03: Capacitors in Series and in Parallel
7.04: Electrical Energy Stored in a Capacitor
7.05: Capacitor with a Dielectric
7.06: Molecular Model of a Dielectric
7.07: Application - RC Circuits
7.08: Application - RC Circuits with AC
7.09: Capacitance (Summary)
7.10: Capacitance (Exercises)
7.11: Capacitance (Answers)
08: The Magnetic Field
8.01: Introduction
8.02: Introduction to Magnetism
8.03: Magnetism and Its Historical Discoveries
8.04: The Biot-Savart Law
8.05: Common Magnetic Field Models
8.06: Magnetic Fields and Lines
8.07: Motion of a Charged Particle in a Magnetic Field
8.08: Magnetic Force on a Current-Carrying Conductor
8.09: Magnetism in Matter
8.10: The Magnetic Field (Summary)
8.11: Magnetic Forces and Fields (Exercise)
8.12: Sources of Magnetic Fields (Exercise)
8.13: Magnetic Forces and Fields (Answers)
8.14: Sources of Magnetic Fields (Answers)
09: Electromagnetic Induction
9.01: Introduction
9.02: Magnetic Flux
9.03: Faradays Law
9.04: Lenz's Law
9.05: Motional Source Voltage
9.06: Induced Electric Fields
9.07: Eddy Currents
9.08: Electric Generators and Back Source Voltage
9.09: Transformers
9.10: Other Applications of Electromagnetic Induction
9.11: Electromagnetic Induction (Summary)
9.12: Electromagnetic Induction (Exercises)
9.13: Electromagnetic Induction (Answers)
10: Inductance
10.01: Inductance
10.02: Mutual Inductance
10.03: Self-Inductance and Inductors
10.04: Energy in a Magnetic Field
10.05: RL Circuits
10.06: Oscillations in an LC Circuit
10.07: RLC Series Circuits
10.08: Basic Radio Circuits
10.09: Application - RL Circuits with AC
10.10: Application - RLC Series Circuits with AC
10.11: Inductance (Summary)
10.12: Inductance (Exercise)
10.13: Inductance (Answers)
11: Electromagnetic Waves
11.01: Introduction
11.02: Maxwells Equations- Electromagnetic Waves Predicted and Observed
11.03: Energy Carried by Electromagnetic Waves
11.04: The Electromagnetic Spectrum
11.05: Polarization
11.06: Electromagnetic Waves (Summary)
11.07: Electromagnetic Waves (Exercises)
11.08: Electromagnetic Waves (Answer)
12: Antenna Systems
12.01: Introduction
12.02: Production of Electromagnetic Waves
12.03: Transmission Lines and Characteristic Impedance
12.04: Finite-length Transmission Lines
12.05: Long and Short Transmission Lines
12.06: Standing Waves and Resonance
12.07: Antenna Systems (Summary)
13: Propagation of Electromagnetic Waves
13.01: Introduction
13.02: Ray and Wave Models of Propagation
13.03: Reflection of Rays
13.04: Refraction of Rays
13.05: Application- Line-of-Sight Transmission
13.06: Diffraction of Waves
13.07: Interference of Waves
13.08: Double-Slit Interference
13.09: Propagation of Electromagnetic Waves (Summary)
13.10: Propagation of Electromagnetic Waves (Exercises)
13.11: Propagation of Electromagnetic Waves (Answers)
14: Introduction to Semiconductor Devices
14.01: Introduction
14.02: Band Theory of Solids
14.03: Semiconductors and Doping
14.04: Introduction to Semiconductor Devices
14.05: Junction Diodes
14.06: Light Emitting Diode
14.07: Solar Cells
14.08: Bipolar Junction Transistors
14.09: Junction Field-effect Transistors
15: Part 2 - Detailed and or Advanced Content
16: Direct Calculation of Electrical Quantities from Charge Distributions
16.01: Introduction
16.02: Electric Dipoles
16.03: Calculating Electric Fields of Charge Distributions
16.04: Calculating Electric Potential of Charge Distributions
16.05: Direct Calculation of Electrical Quantities from Charge Distributions (Summary)
16.06: Direct Calculation of Electrical Quantities from Charge Distributions (Exercises)
16.07: Direct Calculation of Electrical Quantities from Charge Distributions (Answers)
17: Gauss's Law for Calculation of Electrical Field from Charge Distributions
17.01: Introduction to Gauss's Law
17.02: Electric Flux
17.03: Gausss Law
17.04: Calculating Electric Field Using Gausss Law
17.05: Conductors in Electrostatic Equilibrium via Gauss's Law
17.06: Gauss's Law (Summary)
17.07: Gauss's Law (Exercises)
17.08: Gauss's Law (Answers)
18: Calculation of Magnetic Quantities from Currents
18.01: Introduction
18.02: Magnetic Field due to a Thin Straight Wire
18.03: Magnetic Field of a Current Loop
18.04: Magnetic Field using Amperes Law
18.05: Magnetic Field of Solenoids and Toroids
18.06: Magnetic Force between Two Parallel Currents
18.07: (edit) Magnetic Force and Torque on a Current Loop - Motors and Meters
18.08: Magnetic Forces in a Conductor - The Hall Effect
18.09: More Applications of Magnetism
18.10: Superconductors
18.11: Conclusion
18.12: Magnetic Forces and Fields (Summary)
18.13: Sources of Magnetic Fields (Summary)
18.14: Current and Resistance (Summary)
18.15: Magnetic Forces and Fields (Exercise)
18.16: Sources of Magnetic Fields (Exercise)
18.17: Magnetic Forces and Fields (Answers)
18.18: Sources of Magnetic Fields (Answers)
19: Alternating-Current (AC) Circuits
19.01: Introduction
19.02: AC Sources
19.03: Simple AC Circuits
19.04: RLC Series Circuits with AC
19.05: Power in an AC Circuit
19.06: Resonance in an AC Circuit
19.07: AC Safety - Grounding and Bonding
19.08: Alternating-Current Circuits (Summary)
19.09: Alternating-Current Circuits (Exercise)
19.10: Alternating-Current Circuits (Answers)
20: Maxwell's Equations
20.01: Introduction
20.02: Electric Flux
20.03: Gausss Law
20.04: Amperes Law
20.05: Maxwells Equations and Electromagnetic Waves
20.06: Plane Electromagnetic Waves
20.07: Momentum and Radiation Pressure
21: Electrical Transmission Lines
21.01: Introduction
21.02: Phasors
21.03: Introduction to Transmission Lines
21.04: Types of Transmission Lines
21.05: Transmission Lines as Two-Port Devices
21.06: Lumped-Element Model
21.07: Telegraphers Equations
21.08: Wave Equation for a Transmission Line
21.09: Characteristic Impedance of a Transmission Line
21.10: Wave Propagation on a Transmission Line
21.11: Lossless and Low-Loss Transmission Lines
21.12: Voltage Reflection Coefficient
21.13: Standing Waves
21.14: Standing Wave Ratio
21.15: Parallel Wire Transmission Line
21.16: Attenuation in Coaxial Cable
21.17: Power Handling Capability of Coaxial Cable
21.18: Why 50 Ohms
21.19: Conclusion
22: Generation and Detection of Electromagnetic Waves
22.01: Introduction
22.02: Production of Electromagnetic Waves - The Antenna
22.03: Radiation from a Current Moment
22.04: Radiation from an Electrically-Short Dipole
22.05: Far-Field Radiation from a Half-Wave Dipole
22.06: Equivalent Circuit Model for Transmission Radiation Efficiency
22.07: Equivalent Circuit Model for Reception
22.08: Potential Induced in a Dipole
22.09: Decibel Scale for Power Ratio
22.10: Antenna Radiation Patterns Directivity and Gain
22.11: Friis Transmission Equation
23: Signal Modulation
23.01: Introduction
23.02: Historical Context - The Origins of Radio Communication
23.03: Radio Signal Metrics
23.04: Modulation Overview
23.05: Analog Modulation
23.06: Digital Modulation
23.07: Frequency Shift Keying FSK
23.08: Carrier Recovery
23.09: Phase Shift Keying Modulation
23.10: Quadrature Amplitude Modulation
23.11: Digital Modulation Summary
23.12: References
23.13: Exercises