WQIA536 path 1 · Area length0.0 mi · 1 m frequency956.31875 MHz txTX 41.5417, -87.3861 · ant 20 ft AGL (633 ft AMSL) rxRX 41.5417, -87.3861 · ant 20 ft AGL (633 ft AMSL) 580 ft600 ft620 ft640 ft660 ft680 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 →