Keywords: Yagigainw.svg en Yagi antenna gain as a function of antenna length in units of wavelength lambda The distance between directors is 0 1 to 0 2 lambda; its number gives an indication of length own Trackler Source http //tf nist gov/timefreq/general/pdf/451 pdf Yagi Antenna Design Peter P Viezbicke National Bureau of Standard Technical Note 688 December 1976 Yagi-Uda antennas |