--==[ SPLAT! v1.2.3 Path Analysis ]==-- ------------------------------------------------------------------------- Transmitter 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 wa4bvw: 24.39 miles Azimuth to wa4bvw: 356.89 degrees Depression angle to wa4bvw: -0.1108 degrees Depression angle to the first obstruction: -0.0762 degrees ------------------------------------------------------------------------- Receiver site: wa4bvw Site location: 35.0953 North / 82.2831 West (35° 5' 43" N / 82° 16' 59" W) Ground elevation: 1040.03 feet AMSL Antenna height: 20.00 feet AGL / 1060.03 feet AMSL Antenna height above average terrain: -174.22 feet Distance to w4jwa: 24.39 miles Azimuth to w4jwa: 176.87 degrees Depression angle to w4jwa: -0.2422 degrees Elevation angle to the first obstruction: +0.1098 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 w4jwa and wa4bvw: Free space path loss: 107.66 dB Longley-Rice path loss: 155.49 dB Attenuation due to effects of terrain: 47.83 dB Field strength at wa4bvw: 10.53 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 0.90 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 1.10 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between wa4bvw and w4jwa, SPLAT! detected obstructions at: 35.0905 N, 82.2828 W, 0.34 miles, 1062.99 feet AMSL 35.0896 N, 82.2827 W, 0.39 miles, 1062.99 feet AMSL 35.0888 N, 82.2827 W, 0.45 miles, 1072.83 feet AMSL 35.0788 N, 82.2820 W, 1.14 miles, 1062.99 feet AMSL 35.0780 N, 82.2820 W, 1.20 miles, 1076.12 feet AMSL 35.0772 N, 82.2819 W, 1.26 miles, 1105.64 feet AMSL 35.0763 N, 82.2818 W, 1.31 miles, 1145.01 feet AMSL 35.0755 N, 82.2818 W, 1.37 miles, 1174.54 feet AMSL 34.9599 N, 82.2741 W, 9.37 miles, 1017.06 feet AMSL 34.9591 N, 82.2740 W, 9.43 miles, 1033.46 feet AMSL 34.9583 N, 82.2740 W, 9.49 miles, 1043.31 feet AMSL 34.9574 N, 82.2739 W, 9.54 miles, 1049.87 feet AMSL 34.9566 N, 82.2739 W, 9.60 miles, 1049.87 feet AMSL 34.9549 N, 82.2738 W, 9.72 miles, 1056.43 feet AMSL 34.9541 N, 82.2737 W, 9.77 miles, 1062.99 feet AMSL 34.9516 N, 82.2735 W, 9.95 miles, 1069.55 feet AMSL 34.9508 N, 82.2735 W, 10.00 miles, 1076.12 feet AMSL 34.9499 N, 82.2734 W, 10.06 miles, 1095.80 feet AMSL 34.9491 N, 82.2734 W, 10.12 miles, 1105.64 feet AMSL 34.8219 N, 82.2649 W, 18.92 miles, 961.29 feet AMSL 34.8211 N, 82.2649 W, 18.98 miles, 967.85 feet AMSL 34.8202 N, 82.2648 W, 19.04 miles, 967.85 feet AMSL 34.8194 N, 82.2648 W, 19.09 miles, 967.85 feet AMSL 34.7604 N, 82.2609 W, 23.18 miles, 925.20 feet AMSL Antenna at wa4bvw must be raised to at least 508.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at wa4bvw must be raised to at least 8134.00 feet AGL to clear the first Fresnel zone. Antenna at wa4bvw must be raised to at least 3557.00 feet AGL to clear 60% of the first Fresnel zone.