WQIB209 path 1 · Area length0.0 mi · 1 m frequency956.38125 MHz txTX 47.2881, -121.6092 · ant 20 ft AGL (3221 ft AMSL) rxRX 47.2881, -121.6092 · ant 20 ft AGL (3221 ft AMSL) 3,160 ft3,180 ft3,200 ft3,220 ft3,240 ft3,260 ft0.0 mi0.0 mi0.0 mi0.0 mi0.0 mi0.0 mi terrain (4/3-earth) line of sight 1st Fresnel zone View on the map →