Calculating Gain of a Satellite Antenna

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Bram Jester

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I was just given this question and i cannot work it out:

Calculate the gain if Effective Aperture is 24m^2 and Frequency is 12GHz.

Can someone shed some light on this for me please?
 

Thanks

G = 4pi*Ae / λ2
G = 4pi * 24 / 0.02498
G = 56.84 dB

Cheers.

- - - Updated - - -

Thanks

G = 4pi*Ae / λ2
G = 4pi * 24 / 0.02498
G = 56.84 dB

Cheers.
 

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