KNF81 path 1 · Fixed Point-to-Point length12.2 mi · 19587 m frequency1990 MHz txTX 40.7159, -124.2042 rxRX 40.7265, -123.9728 0 ft500 ft1,000 ft1,500 ft2,000 ft2,500 ft0.0 mi2.4 mi4.9 mi7.3 mi9.7 mi12.2 mi terrain (4/3-earth) line of sight 1st Fresnel zone View on the map →