Free Space Loss,Frequency,Distance,Speed of Light.
[1]:松田豊稔・宮田克正・南部幸久:『電波工学』,コロナ社,pp.116,2008.
・L0=(4*π*r/λ)^2. ・L0(dB)=10*Log10((4*π*r/λ)^2).
・2014/07/30:Layout change. ・2010/01/02:Modification about calculation process. ・2010/01/01:Upload.