Antenna Gain Calculator

How to use this antenna gain calculator?

To find the antenna gain using this calculator follow the below steps.

• Input the values of Efficiency (η), Wave Length (λ), and Physical Aperture Area (A).
• Hit the calculate button.
• Press the reset button to clear the input boxes.

Antenna Gain Formula:

The formula for antenna gain is given below:

G_dBi = 10 LOG₁₀ ( η4PiA / λ² )

In the above formula for antenna Gain (G_dBi).

• A is the Physical Aperture Area.
• λ is the Wavelength.
• η is the efficiency.