WSJT390 path 1 · Fixed Point-to-Point length0.0 mi · 66 m frequency4950 MHz txTX 41.8808, -87.6206 · ant 33 ft AGL (632 ft AMSL) rxRX 41.8803, -87.6203 · ant 33 ft AGL (637 ft AMSL) 560 ft580 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 →