Practice Quiz

CWNA

Category - CWNA

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Which of the following best defines antenna beamwidth?
  1. Width of the antenna main element
  2. Width of the RF signal beam that the antenna transmits
  3. Width of the mounting beam on which the antenna is mounted
  4. Width of the beam of the RF signal relative to the Earth’s surface
Explanation
Answer - B - Antenna beamwidth is the width of the RF signal beam that the antenna transmits.

Key Takeaway: Beamwidth refers to the angle of transmission, both horizontal and vertical, from an antenna. Antenna beamwidth is also known as the half-power beamwidth. It is the angle of an antenna pattern or beam over which the relative power is at or above 50% of the peak power.
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