Antenna Near Field & Far Field Distance Calculator

This online antenna calculator calculates the reactive near field distance, radiating near field distance (Fresnel region) and the far field distance. Input the operating frequency and the dimensions of the antenna.

Input the operating frequency and the dimensions of the antenna.

Antenna Length or Diameter (D)
Frequency (f)

Result

Wavelength
m
Reactive Near Field Distance
m
Radiating Near Field Distance
m
Far Field (Greater than this distance)
m

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