Understanding RF ComponentsFrequencyModulationAmplitude ModulationFrequency ModulationPhase ModulationBinary Phase Shift KeyingQuadrature Phase Shift KeyingComplementary Code KeyingQuadrature Amplitude ModulationOrthogonal Frequency Division MultiplexingModulation Methods for 802.11 TechnologiesSignal StrengthUnderstanding RF Power ValuesDecibelsPower RatingsAntennasGainDirectional PropertiesOmni-Directional AntennasDirectional AntennasPolarizationAntenna ExamplesPatch AntennaPanel AntennaYagi AntennaDish AntennasDiversityConnectorsCablesUnderstanding RF Site PropagationFrequency Versus CoverageMaterial Absorption, Reflection, and RefractionReflectionSignal Strength, Noise, and Signal-to-Noise RatioCoverage Versus BandwidthModulation Versus CoverageOutdoor RF IssuesPropagation and LossesEarth Bulge and Fresnel ZoneSummary