--==[ SPLAT! v1.2.3 Path Analysis ]==-- ------------------------------------------------------------------------- Transmitter 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 kd4ph: 18.71 miles Azimuth to kd4ph: 212.26 degrees Depression angle to kd4ph: -0.1373 degrees Elevation angle to the first obstruction: +0.1174 degrees ------------------------------------------------------------------------- Receiver site: kd4ph Site location: 34.8662 North / 82.4593 West (34° 51' 58" N / 82° 27' 33" W) Ground elevation: 1036.75 feet AMSL Antenna height: 20.00 feet AGL / 1056.75 feet AMSL Antenna height above average terrain: 74.82 feet Distance to wa4bvw: 18.71 miles Azimuth to wa4bvw: 32.16 degrees Depression angle to wa4bvw: -0.1335 degrees Depression angle to the first obstruction: -0.1000 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 wa4bvw and kd4ph: Free space path loss: 105.36 dB Longley-Rice path loss: 155.77 dB Attenuation due to effects of terrain: 50.41 dB Field strength at kd4ph: 10.25 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 0.87 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 1.07 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between kd4ph and wa4bvw, SPLAT! detected obstructions at: 34.8991 N, 82.4340 W, 2.69 miles, 1036.75 feet AMSL 34.8998 N, 82.4335 W, 2.74 miles, 1056.43 feet AMSL 34.9044 N, 82.4300 W, 3.12 miles, 1056.43 feet AMSL 34.9084 N, 82.4269 W, 3.44 miles, 1082.68 feet AMSL 34.9203 N, 82.4178 W, 4.42 miles, 1079.40 feet AMSL 34.9223 N, 82.4163 W, 4.58 miles, 1099.08 feet AMSL 34.9229 N, 82.4158 W, 4.63 miles, 1108.92 feet AMSL 34.9236 N, 82.4153 W, 4.69 miles, 1115.49 feet AMSL 34.9242 N, 82.4148 W, 4.74 miles, 1141.73 feet AMSL 34.9249 N, 82.4143 W, 4.79 miles, 1171.26 feet AMSL 34.9256 N, 82.4138 W, 4.85 miles, 1190.94 feet AMSL 34.9262 N, 82.4132 W, 4.90 miles, 1213.91 feet AMSL 34.9269 N, 82.4127 W, 4.96 miles, 1230.32 feet AMSL 34.9275 N, 82.4122 W, 5.01 miles, 1266.40 feet AMSL 34.9282 N, 82.4117 W, 5.06 miles, 1348.43 feet AMSL 34.9289 N, 82.4112 W, 5.12 miles, 1420.60 feet AMSL 34.9295 N, 82.4107 W, 5.17 miles, 1420.60 feet AMSL 34.9302 N, 82.4102 W, 5.22 miles, 1496.06 feet AMSL 34.9315 N, 82.4092 W, 5.33 miles, 1509.19 feet AMSL 34.9322 N, 82.4087 W, 5.39 miles, 1584.65 feet AMSL 34.9328 N, 82.4082 W, 5.44 miles, 1584.65 feet AMSL 34.9335 N, 82.4077 W, 5.49 miles, 1673.23 feet AMSL 34.9348 N, 82.4066 W, 5.60 miles, 1755.25 feet AMSL 34.9355 N, 82.4061 W, 5.66 miles, 1784.78 feet AMSL 34.9361 N, 82.4056 W, 5.71 miles, 1784.78 feet AMSL 34.9368 N, 82.4051 W, 5.76 miles, 1788.06 feet AMSL 34.9375 N, 82.4046 W, 5.82 miles, 1794.62 feet AMSL 34.9381 N, 82.4041 W, 5.87 miles, 1797.90 feet AMSL 35.0689 N, 82.3035 W, 16.55 miles, 1184.38 feet AMSL 35.0696 N, 82.3030 W, 16.61 miles, 1184.38 feet AMSL 35.0755 N, 82.2984 W, 17.09 miles, 1184.38 feet AMSL 35.0762 N, 82.2979 W, 17.15 miles, 1187.66 feet AMSL 35.0768 N, 82.2974 W, 17.20 miles, 1217.19 feet AMSL 35.0815 N, 82.2938 W, 17.58 miles, 1187.66 feet AMSL Antenna at kd4ph must be raised to at least 2351.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at kd4ph must be raised to at least 8469.00 feet AGL to clear the first Fresnel zone. Antenna at kd4ph must be raised to at least 5268.00 feet AGL to clear 60% of the first Fresnel zone.