Calculation of Electric Field Strength in Free Space Field.

Keyword

Electric Field Strength,Free Space Field,Gain of Transmitting Antenna,Wave Impedance ,Power of Transmitter,Vacuum Permittivity,Vacuum Permeability,Relative Permittivity of Medium,Relative Permeability of Medium.

Reference

[1]：後藤尚久･新井宏之：『電波工学』,昭晃堂,pp.95,1992.
[2]：三輪進：『電波の基礎と応用』,東京電機大学出版局,pp.151,2000.

Remarks

・Wave Impedance：η=((μr*μ0)/(εr*ε0))^0.5.
・|E0|(V/m)=(P(W)*Gt*η(1/S)/(4*π*d(m)^2))^0.5.

History

・2014/07/30：Layout change.

・2009/12/25：Upload.