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Radar antenna beamwidth calculator

This page covers Radar Antenna Beamwidth Calculator. It also mentions equation or formula used in radar antenna beamwidth calculator.

Antenna Diameter in meters (input1) :

Radar Frequency in GHz (input2) :

Radar Antenna Beamwidth in degrees (output1) :


*Note: Enter values in INPUT boxes and Press CALCULATE button to check OUTPUTS.

EXAMPLE of Radar antenna beamwidth calculator: :
INPUT: Antenna Diameter = 5 meters, Radar Frequency = 10 GHz
OUTPUT: Radar Beamwidth = 0.42 degrees

formula or Equation used in Radar Antenna Beamwidth Calculator

Following formula or equation is used for this radar antenna beamwidth calculator.

Antenna Beamwidth = 70 * (λ/D)

Where,
D = Diameter of Antenna
λ = c/frequency
c = 3 x 108

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