--==[ 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 w4jto: 19.92 miles Azimuth to w4jto: 227.28 degrees Depression angle to w4jto: -0.1174 degrees Elevation angle to the first obstruction: +0.2821 degrees ------------------------------------------------------------------------- Receiver site: w4jto Site location: 34.8994 North / 82.5414 West (34° 53' 57" N / 82° 32' 28" W) Ground elevation: 1089.24 feet AMSL Antenna height: 20.00 feet AGL / 1109.24 feet AMSL Antenna height above average terrain: 71.10 feet Distance to wa4bvw: 19.92 miles Azimuth to wa4bvw: 47.13 degrees Depression angle to wa4bvw: -0.1710 degrees Depression angle to the first obstruction: -0.1510 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 w4jto: Free space path loss: 105.90 dB Longley-Rice path loss: 146.42 dB Attenuation due to effects of terrain: 40.51 dB Field strength at w4jto: 19.60 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 2.56 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 3.13 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between w4jto and wa4bvw, SPLAT! detected obstructions at: 34.9403 N, 82.4877 W, 4.15 miles, 1062.99 feet AMSL 34.9408 N, 82.4871 W, 4.20 miles, 1089.24 feet AMSL 34.9418 N, 82.4857 W, 4.30 miles, 1092.52 feet AMSL 34.9423 N, 82.4851 W, 4.35 miles, 1099.08 feet AMSL 34.9443 N, 82.4824 W, 4.56 miles, 1105.64 feet AMSL 34.9448 N, 82.4818 W, 4.61 miles, 1108.92 feet AMSL 34.9453 N, 82.4811 W, 4.66 miles, 1108.92 feet AMSL 34.9463 N, 82.4798 W, 4.76 miles, 1128.61 feet AMSL 34.9478 N, 82.4778 W, 4.92 miles, 1128.61 feet AMSL 34.9549 N, 82.4685 W, 5.63 miles, 1128.61 feet AMSL 34.9690 N, 82.4499 W, 7.07 miles, 1122.05 feet AMSL 34.9715 N, 82.4466 W, 7.32 miles, 1128.61 feet AMSL 35.0093 N, 82.3968 W, 11.16 miles, 1085.96 feet AMSL 35.0098 N, 82.3961 W, 11.22 miles, 1108.92 feet AMSL 35.0103 N, 82.3955 W, 11.27 miles, 1108.92 feet AMSL 35.0108 N, 82.3948 W, 11.32 miles, 1115.49 feet AMSL 35.0143 N, 82.3902 W, 11.68 miles, 1138.45 feet AMSL 35.0148 N, 82.3895 W, 11.73 miles, 1181.10 feet AMSL 35.0153 N, 82.3888 W, 11.78 miles, 1181.10 feet AMSL 35.0158 N, 82.3882 W, 11.83 miles, 1187.66 feet AMSL 35.0168 N, 82.3868 W, 11.93 miles, 1194.23 feet AMSL 35.0173 N, 82.3862 W, 11.98 miles, 1204.07 feet AMSL 35.0178 N, 82.3855 W, 12.03 miles, 1204.07 feet AMSL 35.0586 N, 82.3317 W, 16.18 miles, 1122.05 feet AMSL 35.0621 N, 82.3270 W, 16.54 miles, 1145.01 feet AMSL 35.0626 N, 82.3264 W, 16.59 miles, 1145.01 feet AMSL 35.0631 N, 82.3257 W, 16.64 miles, 1227.03 feet AMSL 35.0641 N, 82.3244 W, 16.75 miles, 1233.60 feet AMSL 35.0646 N, 82.3237 W, 16.80 miles, 1286.09 feet AMSL 35.0651 N, 82.3230 W, 16.85 miles, 1286.09 feet AMSL 35.0656 N, 82.3224 W, 16.90 miles, 1335.30 feet AMSL 35.0767 N, 82.3077 W, 18.03 miles, 1243.44 feet AMSL 35.0772 N, 82.3071 W, 18.08 miles, 1256.56 feet AMSL 35.0777 N, 82.3064 W, 18.13 miles, 1256.56 feet AMSL 35.0833 N, 82.2991 W, 18.69 miles, 1207.35 feet AMSL Antenna at w4jto must be raised to at least 2607.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at w4jto must be raised to at least 5885.00 feet AGL to clear the first Fresnel zone. Antenna at w4jto must be raised to at least 4574.00 feet AGL to clear 60% of the first Fresnel zone.