What is required to establish a high quality 2.4 GHz RF link at a distance of 3 miles (5 kilometers)?

Question

Options

• AMinimum output power level of 1 W
• BAccurate Earth Bulge calculations
• CDirectional antennas at each endpoint
• DA minimum antenna gain of 13 dBi at both endpoints
• EA Fresnel Zone that is at least 60% clear of obstructions

• A
  3% (2)
• B
  9% (6)
• C
  6% (4)
• D
  2% (1)
• E
  80% (52)

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