\[E = {q \over 2\pi \times \epsilon_0 \times d}\]
\(\epsilon_0 = 8.55\times 10^{-12} \ F/m\)
\(C\times V=\)
\[B = {μ_0 \times I \over 2\pi \times d}\]
\(μ_0 = 4\pi \times 10^{-7} \ Tm/A\)
\(c/2\pi f=\)
\[E \approx {c^2 \sqrt{EIRP} \over 7.2 f^2 d^3}\]
\[H \approx {c \sqrt{EIRP} \over 434fd^2}\]
\[E \approx {5.48 \sqrt{EIRP} \over d}\]
\[H \approx { \sqrt{EIRP} \over 68.8d}\]
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