--==[ SPLAT! v1.2.3 Path Analysis ]==-- ------------------------------------------------------------------------- Transmitter site: af4nq Site location: 35.0145 North / 82.3606 West (35° 0' 52" N / 82° 21' 38" W) Ground elevation: 1017.06 feet AMSL Antenna height: 20.00 feet AGL / 1037.06 feet AMSL Antenna height above average terrain: -59.10 feet Distance to w4jwa: 19.62 miles Azimuth to w4jwa: 163.02 degrees Depression angle to w4jwa: -0.2109 degrees Elevation angle to the first obstruction: +0.2987 degrees ------------------------------------------------------------------------- Receiver site: w4jwa Site location: 34.7429 North / 82.2597 West (34° 44' 34" N / 82° 15' 34" W) Ground elevation: 892.39 feet AMSL Antenna height: 20.00 feet AGL / 912.39 feet AMSL Antenna height above average terrain: 65.50 feet Distance to af4nq: 19.62 miles Azimuth to af4nq: 343.08 degrees Depression angle to af4nq: -0.0730 degrees Depression angle to the first obstruction: -0.0107 degrees ------------------------------------------------------------------------- Longley-Rice path calculation parameters used in this analysis: Earth's Dielectric Constant: 15.000 Earth's Conductivity: 0.005 Siemens/meter Atmospheric Bending Constant (N-units): 301.000 ppm Frequency: 146.520 MHz Radio Climate: 5 (Continental Temperate) Polarization: 1 (Vertical) Fraction of Situations: 50.0% Fraction of Time: 60.0% Transmitter ERP: 35 Watts ------------------------------------------------------------------------- Summary for the link between af4nq and w4jwa: Free space path loss: 105.77 dB Longley-Rice path loss: 148.14 dB Attenuation due to effects of terrain: 42.37 dB Field strength at w4jwa: 17.88 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 2.10 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 2.57 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between w4jwa and af4nq, SPLAT! detected obstructions at: 34.7567 N, 82.2648 W, 1.00 miles, 912.07 feet AMSL 34.7575 N, 82.2651 W, 1.05 miles, 928.48 feet AMSL 34.7583 N, 82.2654 W, 1.11 miles, 935.04 feet AMSL 34.7591 N, 82.2657 W, 1.17 miles, 941.60 feet AMSL 34.8091 N, 82.2842 W, 4.78 miles, 935.04 feet AMSL 34.8161 N, 82.2868 W, 5.29 miles, 941.60 feet AMSL 34.8169 N, 82.2871 W, 5.34 miles, 954.72 feet AMSL 34.8192 N, 82.2880 W, 5.51 miles, 961.29 feet AMSL 34.8200 N, 82.2883 W, 5.57 miles, 967.85 feet AMSL 34.8216 N, 82.2888 W, 5.68 miles, 977.69 feet AMSL 34.8333 N, 82.2932 W, 6.53 miles, 977.69 feet AMSL 34.8341 N, 82.2935 W, 6.58 miles, 980.97 feet AMSL 34.8348 N, 82.2938 W, 6.64 miles, 990.81 feet AMSL 34.8356 N, 82.2941 W, 6.70 miles, 1000.66 feet AMSL 34.8380 N, 82.2949 W, 6.87 miles, 1010.50 feet AMSL 34.8387 N, 82.2952 W, 6.92 miles, 1010.50 feet AMSL 34.8395 N, 82.2955 W, 6.98 miles, 1020.34 feet AMSL 34.8692 N, 82.3065 W, 9.12 miles, 1033.46 feet AMSL 34.9294 N, 82.3289 W, 13.47 miles, 1020.34 feet AMSL 34.9301 N, 82.3292 W, 13.53 miles, 1043.31 feet AMSL 34.9309 N, 82.3295 W, 13.58 miles, 1046.59 feet AMSL 34.9333 N, 82.3303 W, 13.75 miles, 1059.71 feet AMSL 34.9340 N, 82.3306 W, 13.81 miles, 1062.99 feet AMSL 34.9864 N, 82.3501 W, 17.59 miles, 1046.59 feet AMSL 34.9872 N, 82.3504 W, 17.64 miles, 1053.15 feet AMSL 34.9942 N, 82.3530 W, 18.15 miles, 1049.87 feet AMSL 34.9950 N, 82.3533 W, 18.21 miles, 1049.87 feet AMSL 34.9973 N, 82.3542 W, 18.38 miles, 1049.87 feet AMSL 35.0114 N, 82.3594 W, 19.39 miles, 1043.31 feet AMSL Antenna at w4jwa must be raised to at least 942.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at w4jwa must be raised to at least 12398.00 feet AGL to clear the first Fresnel zone. Antenna at w4jwa must be raised to at least 6188.00 feet AGL to clear 60% of the first Fresnel zone.