Friis Antennas Path Loss Calculator
Friis Path Loss Calculator
Calculate the free-space path loss using the…
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Effective Antenna Aperture Calculator
Effective Antenna Aperture Calculator
Calculate the effective aperture using:
…
Dipole Antenna Calculator
Dipole Antenna Calculator
Calculate the total length of a half‑wave dipole…
Aperture Antennas Electric Field Calculator
Aperture Antenna Electric Field Calculator
Calculate the electric field at the…
Antenna Gain Calculator
Calculate the antenna gain using:
\[
G = \eta \left(\frac{\pi D}{\lambda}\right)^2,\quad \lambda=\frac{0.3}{f}
\]
where \(f\)…
Antenna Array Calculator
This calculator computes the main beam direction and an approximate half‑power beamwidth (HPBW) for a uniform linear array.
For a linear array with \(N\) elements, element spacing \(d\) (in wavelengths),…
Air‑Filled Rectangular Cavity Resonator Calculator
Rectangular Cavity Resonator Calculator
Calculate the resonant frequency of an air‑filled…
Air-Filled Circular Cavity Resonator Calculator
For the TE₁₁₁ mode, the resonant frequency is given by:
\[
f_{111} = \frac{c}{2\pi}\sqrt{\left(\frac{x'_{11}}{a}\right)^2+\left(\frac{\pi}{d}\right)^2}
\]
…
Power Transfer Angle Calculator
Power Transfer Angle Calculator
Calculate the power transfer angle using:
…
Rectangular Waveguide Breakdown Power Calculator
Rectangular Waveguide Breakdown Power Calculator
Calculate the maximum power before breakdown…