Ham Radio Class 2006/Radio and Electronics Fundamentals

From Megawiki

The field of electronics comprises the study and use of systems that operate by controlling the flow of electrons in devices and amateur radio. This section specifically deals with the basic principles of electronics as they pertain to radio.


Contents

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Equipment Definitions

  • Basic Station Organization;
  • Repeaters;
  • Accessory Equipment;
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Electricity

  • Voltage and Current;
  • Resistance;
  • Power;
  • AC & DC;
  • Circuits;
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Components & Units

  • Metric Prefixes;
  • Components;
  • Reactance & Impedance;
  • Diodes, Transistors & Integrated Circuits;
  • Protective Components;
  • Schematics & Component Symbols;
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Signals and Waves

  • Frequency & Phase;
  • Wavelength;
  • Resonance;
  • Amplitude Modulation;
  • Frequency & Phase Modulation;
  • Data Modes;
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Antennas & Feed lines

  • Antenna Fundamentals;
    • Gain
  • Radiation Patterns;
  • Feed lines and SWR;
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Propagation

  • Basic Propagation;
    • Line of Sight;
    • Reflection;
      • Moon-bounce
    • Knife Edge;
  • The Ionosphere;
    • Skip;
    • Sporadic E Skip;
    • Absorption;
  • Tropospheric Ducting;
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Presentation

  • The Cantenna

Jim Markstrom and the ARES Digital Group make 2.4 GHz antennas, class invited to participate

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