WQFP405 path 1 · Area length0.0 mi · 1 m frequency956.41875 MHz txTX 41.4318, -87.9846 · ant 20 ft AGL (701 ft AMSL) rxRX 41.4318, -87.9846 · ant 20 ft AGL (701 ft AMSL) 640 ft660 ft680 ft700 ft720 ft740 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 →