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Electricity and Magnetism with Applications to Amateur Radio and Wireless Technology

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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
Author
Ronald Kumon
Publisher
Kettering University
Source
LibreTexts
License
CC BY-SA
Language
EN
Category
Basic Sciences
Read online Download PDF (open licence)
Contents· 261 sections
  1. 01: Preliminary Concepts
  2. 1.01: What is Electricity and Magnetism
  3. 1.02: Wireless Technology and Amateur Radio - What and Why
  4. 1.03: Units
  5. 1.04: Electromagnetic Spectrum
  6. 1.05: Amateur Radio Equipment Basics
  7. 1.06: Notation
  8. 1.07: Coordinate Systems
  9. 1.08: Where Do We Go from Here
  10. 02: The Electric Field
  11. 2.01: Introduction
  12. 2.02: Electric Charge Model
  13. 2.03: Conduction and Charging
  14. 2.04: Electric Fields and Forces
  15. 2.05: Electric Fields and Forces with Multiple Charges
  16. 2.06: Electric Field Diagrams
  17. 2.07: Common Models of Electric Field
  18. 2.08: Motion of a Charged Particle in an Electric Field
  19. 2.09: Conclusion
  20. 2.10: The Electric Field (Summary)
  21. 2.11: The Electric Field (Exercises)
  22. 2.12: The Electric Field (Answers)
  23. 03: The Electric Potential
  24. 3.01: Introduction
  25. 3.02: Work and Energy
  26. 3.03: Electric Potential Energy
  27. 3.04: Electric Potential Energy of Point Charges
  28. 3.05: Electric Potential
  29. 3.06: Electric Potential of a Point Charge
  30. 3.07: Common Models of Electric Potential
  31. 3.08: Electric Potential (Summary)
  32. 3.09: The Electric Potential (Exercises)
  33. 3.10: The Electric Potential (Answers)
  34. 04: Potential and Field Relationships
  35. 4.01: Electric Potential from Electric Field
  36. 4.02: Electric Field from Electric Potential
  37. 4.03: Equipotential Curves and Surfaces
  38. 4.04: Conductors in Electrostatic Equilibrium
  39. 4.05: Applications of Electric Potential and Conductors in Electrostatic Equilibrium
  40. 4.06: Potential and Field Relationships (Summary)
  41. 4.07: Potential and Field Relationships (Exercises)
  42. 4.08: Potential and Field Relationships (Answers)
  43. 05: Electric Current and Resistance
  44. 5.01: Introduction
  45. 5.02: Electric Current
  46. 5.03: Basic Model of Conduction in Metals
  47. 5.04: Resistivity and Resistance
  48. 5.05: Ohm's Law
  49. 5.06: Electrical Energy and Power
  50. 5.07: Alternating Current versus Direct Current
  51. 5.08: Current and Resistance (Summary)
  52. 5.09: Current and Resistance (Exercises)
  53. 5.10: Current and Resistance (Answers)
  54. 06: Direct-Current (DC) Resistor Circuits
  55. 6.01: Introduction
  56. 6.02: Source Voltage
  57. 6.03: Kirchhoff's Rules
  58. 6.04: Resistors in Series and Parallel
  59. 6.05: Real Batteries
  60. 6.06: Multi-loop Circuits
  61. 6.07: Application - Electrical Meters
  62. 6.08: Application - Grounding and Electrical Safety
  63. 6.09: Direct-Current Circuits (Summary)
  64. 6.10: Direct-Current Circuits (Exercise)
  65. 6.11: Direct-Current Circuits (Answers)
  66. 07: Capacitance
  67. 7.01: Introduction
  68. 7.02: Capacitors and Capacitance
  69. 7.03: Capacitors in Series and in Parallel
  70. 7.04: Electrical Energy Stored in a Capacitor
  71. 7.05: Capacitor with a Dielectric
  72. 7.06: Molecular Model of a Dielectric
  73. 7.07: Application - RC Circuits
  74. 7.08: Application - RC Circuits with AC
  75. 7.09: Capacitance (Summary)
  76. 7.10: Capacitance (Exercises)
  77. 7.11: Capacitance (Answers)
  78. 08: The Magnetic Field
  79. 8.01: Introduction
  80. 8.02: Introduction to Magnetism
  81. 8.03: Magnetism and Its Historical Discoveries
  82. 8.04: The Biot-Savart Law
  83. 8.05: Common Magnetic Field Models
  84. 8.06: Magnetic Fields and Lines
  85. 8.07: Motion of a Charged Particle in a Magnetic Field
  86. 8.08: Magnetic Force on a Current-Carrying Conductor
  87. 8.09: Magnetism in Matter
  88. 8.10: The Magnetic Field (Summary)
  89. 8.11: Magnetic Forces and Fields (Exercise)
  90. 8.12: Sources of Magnetic Fields (Exercise)
  91. 8.13: Magnetic Forces and Fields (Answers)
  92. 8.14: Sources of Magnetic Fields (Answers)
  93. 09: Electromagnetic Induction
  94. 9.01: Introduction
  95. 9.02: Magnetic Flux
  96. 9.03: Faradays Law
  97. 9.04: Lenz's Law
  98. 9.05: Motional Source Voltage
  99. 9.06: Induced Electric Fields
  100. 9.07: Eddy Currents
  101. 9.08: Electric Generators and Back Source Voltage
  102. 9.09: Transformers
  103. 9.10: Other Applications of Electromagnetic Induction
  104. 9.11: Electromagnetic Induction (Summary)
  105. 9.12: Electromagnetic Induction (Exercises)
  106. 9.13: Electromagnetic Induction (Answers)
  107. 10: Inductance
  108. 10.01: Inductance
  109. 10.02: Mutual Inductance
  110. 10.03: Self-Inductance and Inductors
  111. 10.04: Energy in a Magnetic Field
  112. 10.05: RL Circuits
  113. 10.06: Oscillations in an LC Circuit
  114. 10.07: RLC Series Circuits
  115. 10.08: Basic Radio Circuits
  116. 10.09: Application - RL Circuits with AC
  117. 10.10: Application - RLC Series Circuits with AC
  118. 10.11: Inductance (Summary)
  119. 10.12: Inductance (Exercise)
  120. 10.13: Inductance (Answers)
  121. 11: Electromagnetic Waves
  122. 11.01: Introduction
  123. 11.02: Maxwells Equations- Electromagnetic Waves Predicted and Observed
  124. 11.03: Energy Carried by Electromagnetic Waves
  125. 11.04: The Electromagnetic Spectrum
  126. 11.05: Polarization
  127. 11.06: Electromagnetic Waves (Summary)
  128. 11.07: Electromagnetic Waves (Exercises)
  129. 11.08: Electromagnetic Waves (Answer)
  130. 12: Antenna Systems
  131. 12.01: Introduction
  132. 12.02: Production of Electromagnetic Waves
  133. 12.03: Transmission Lines and Characteristic Impedance
  134. 12.04: Finite-length Transmission Lines
  135. 12.05: Long and Short Transmission Lines
  136. 12.06: Standing Waves and Resonance
  137. 12.07: Antenna Systems (Summary)
  138. 13: Propagation of Electromagnetic Waves
  139. 13.01: Introduction
  140. 13.02: Ray and Wave Models of Propagation
  141. 13.03: Reflection of Rays
  142. 13.04: Refraction of Rays
  143. 13.05: Application- Line-of-Sight Transmission
  144. 13.06: Diffraction of Waves
  145. 13.07: Interference of Waves
  146. 13.08: Double-Slit Interference
  147. 13.09: Propagation of Electromagnetic Waves (Summary)
  148. 13.10: Propagation of Electromagnetic Waves (Exercises)
  149. 13.11: Propagation of Electromagnetic Waves (Answers)
  150. 14: Introduction to Semiconductor Devices
  151. 14.01: Introduction
  152. 14.02: Band Theory of Solids
  153. 14.03: Semiconductors and Doping
  154. 14.04: Introduction to Semiconductor Devices
  155. 14.05: Junction Diodes
  156. 14.06: Light Emitting Diode
  157. 14.07: Solar Cells
  158. 14.08: Bipolar Junction Transistors
  159. 14.09: Junction Field-effect Transistors
  160. 15: Part 2 - Detailed and or Advanced Content
  161. 16: Direct Calculation of Electrical Quantities from Charge Distributions
  162. 16.01: Introduction
  163. 16.02: Electric Dipoles
  164. 16.03: Calculating Electric Fields of Charge Distributions
  165. 16.04: Calculating Electric Potential of Charge Distributions
  166. 16.05: Direct Calculation of Electrical Quantities from Charge Distributions (Summary)
  167. 16.06: Direct Calculation of Electrical Quantities from Charge Distributions (Exercises)
  168. 16.07: Direct Calculation of Electrical Quantities from Charge Distributions (Answers)
  169. 17: Gauss's Law for Calculation of Electrical Field from Charge Distributions
  170. 17.01: Introduction to Gauss's Law
  171. 17.02: Electric Flux
  172. 17.03: Gausss Law
  173. 17.04: Calculating Electric Field Using Gausss Law
  174. 17.05: Conductors in Electrostatic Equilibrium via Gauss's Law
  175. 17.06: Gauss's Law (Summary)
  176. 17.07: Gauss's Law (Exercises)
  177. 17.08: Gauss's Law (Answers)
  178. 18: Calculation of Magnetic Quantities from Currents
  179. 18.01: Introduction
  180. 18.02: Magnetic Field due to a Thin Straight Wire
  181. 18.03: Magnetic Field of a Current Loop
  182. 18.04: Magnetic Field using Amperes Law
  183. 18.05: Magnetic Field of Solenoids and Toroids
  184. 18.06: Magnetic Force between Two Parallel Currents
  185. 18.07: (edit) Magnetic Force and Torque on a Current Loop - Motors and Meters
  186. 18.08: Magnetic Forces in a Conductor - The Hall Effect
  187. 18.09: More Applications of Magnetism
  188. 18.10: Superconductors
  189. 18.11: Conclusion
  190. 18.12: Magnetic Forces and Fields (Summary)
  191. 18.13: Sources of Magnetic Fields (Summary)
  192. 18.14: Current and Resistance (Summary)
  193. 18.15: Magnetic Forces and Fields (Exercise)
  194. 18.16: Sources of Magnetic Fields (Exercise)
  195. 18.17: Magnetic Forces and Fields (Answers)
  196. 18.18: Sources of Magnetic Fields (Answers)
  197. 19: Alternating-Current (AC) Circuits
  198. 19.01: Introduction
  199. 19.02: AC Sources
  200. 19.03: Simple AC Circuits
  201. 19.04: RLC Series Circuits with AC
  202. 19.05: Power in an AC Circuit
  203. 19.06: Resonance in an AC Circuit
  204. 19.07: AC Safety - Grounding and Bonding
  205. 19.08: Alternating-Current Circuits (Summary)
  206. 19.09: Alternating-Current Circuits (Exercise)
  207. 19.10: Alternating-Current Circuits (Answers)
  208. 20: Maxwell's Equations
  209. 20.01: Introduction
  210. 20.02: Electric Flux
  211. 20.03: Gausss Law
  212. 20.04: Amperes Law
  213. 20.05: Maxwells Equations and Electromagnetic Waves
  214. 20.06: Plane Electromagnetic Waves
  215. 20.07: Momentum and Radiation Pressure
  216. 21: Electrical Transmission Lines
  217. 21.01: Introduction
  218. 21.02: Phasors
  219. 21.03: Introduction to Transmission Lines
  220. 21.04: Types of Transmission Lines
  221. 21.05: Transmission Lines as Two-Port Devices
  222. 21.06: Lumped-Element Model
  223. 21.07: Telegraphers Equations
  224. 21.08: Wave Equation for a Transmission Line
  225. 21.09: Characteristic Impedance of a Transmission Line
  226. 21.10: Wave Propagation on a Transmission Line
  227. 21.11: Lossless and Low-Loss Transmission Lines
  228. 21.12: Voltage Reflection Coefficient
  229. 21.13: Standing Waves
  230. 21.14: Standing Wave Ratio
  231. 21.15: Parallel Wire Transmission Line
  232. 21.16: Attenuation in Coaxial Cable
  233. 21.17: Power Handling Capability of Coaxial Cable
  234. 21.18: Why 50 Ohms
  235. 21.19: Conclusion
  236. 22: Generation and Detection of Electromagnetic Waves
  237. 22.01: Introduction
  238. 22.02: Production of Electromagnetic Waves - The Antenna
  239. 22.03: Radiation from a Current Moment
  240. 22.04: Radiation from an Electrically-Short Dipole
  241. 22.05: Far-Field Radiation from a Half-Wave Dipole
  242. 22.06: Equivalent Circuit Model for Transmission Radiation Efficiency
  243. 22.07: Equivalent Circuit Model for Reception
  244. 22.08: Potential Induced in a Dipole
  245. 22.09: Decibel Scale for Power Ratio
  246. 22.10: Antenna Radiation Patterns Directivity and Gain
  247. 22.11: Friis Transmission Equation
  248. 23: Signal Modulation
  249. 23.01: Introduction
  250. 23.02: Historical Context - The Origins of Radio Communication
  251. 23.03: Radio Signal Metrics
  252. 23.04: Modulation Overview
  253. 23.05: Analog Modulation
  254. 23.06: Digital Modulation
  255. 23.07: Frequency Shift Keying FSK
  256. 23.08: Carrier Recovery
  257. 23.09: Phase Shift Keying Modulation
  258. 23.10: Quadrature Amplitude Modulation
  259. 23.11: Digital Modulation Summary
  260. 23.12: References
  261. 23.13: Exercises