--==[ SPLAT! v1.2.3 Path Analysis ]==-- ------------------------------------------------------------------------- Transmitter site: kb4rdv Site location: 34.8295 North / 82.3409 West (34° 49' 46" N / 82° 20' 27" W) Ground elevation: 938.32 feet AMSL Antenna height: 20.00 feet AGL / 958.32 feet AMSL Antenna height above average terrain: 37.83 feet Distance to w4djw: 9.93 miles Azimuth to w4djw: 16.04 degrees Depression angle to w4djw: -0.0002 degrees Elevation angle to the first obstruction: +0.3984 degrees ------------------------------------------------------------------------- Receiver site: w4djw Site location: 34.9676 North / 82.2924 West (34° 58' 3" N / 82° 17' 32" W) Ground elevation: 1003.94 feet AMSL Antenna height: 20.00 feet AGL / 1023.94 feet AMSL Distance to kb4rdv: 9.93 miles Azimuth to kb4rdv: 196.07 degrees Depression angle to kb4rdv: -0.1436 degrees Depression angle to the first obstruction: -0.1149 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 kb4rdv and w4djw: Free space path loss: 99.86 dB Longley-Rice path loss: 125.36 dB Attenuation due to effects of terrain: 25.50 dB Field strength at w4djw: 40.66 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 28.87 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 35.36 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between w4djw and kb4rdv, SPLAT! detected obstructions at: 34.9584 N, 82.2956 W, 0.66 miles, 1017.06 feet AMSL 34.9577 N, 82.2959 W, 0.72 miles, 1023.62 feet AMSL 34.9569 N, 82.2962 W, 0.77 miles, 1043.31 feet AMSL 34.9561 N, 82.2964 W, 0.83 miles, 1049.87 feet AMSL 34.9553 N, 82.2967 W, 0.89 miles, 1049.87 feet AMSL 34.9490 N, 82.2989 W, 1.34 miles, 1046.59 feet AMSL 34.9482 N, 82.2992 W, 1.40 miles, 1053.15 feet AMSL 34.9443 N, 82.3006 W, 1.68 miles, 1056.43 feet AMSL 34.9435 N, 82.3009 W, 1.73 miles, 1056.43 feet AMSL 34.9419 N, 82.3014 W, 1.85 miles, 1076.12 feet AMSL 34.8688 N, 82.3271 W, 7.11 miles, 997.38 feet AMSL 34.8680 N, 82.3274 W, 7.16 miles, 1010.50 feet AMSL 34.8664 N, 82.3279 W, 7.28 miles, 1017.06 feet AMSL 34.8657 N, 82.3282 W, 7.33 miles, 1033.46 feet AMSL 34.8633 N, 82.3290 W, 7.50 miles, 1053.15 feet AMSL 34.8625 N, 82.3293 W, 7.56 miles, 1069.55 feet AMSL 34.8617 N, 82.3296 W, 7.61 miles, 1076.12 feet AMSL 34.8609 N, 82.3298 W, 7.67 miles, 1102.36 feet AMSL 34.8602 N, 82.3301 W, 7.73 miles, 1145.01 feet AMSL 34.8594 N, 82.3304 W, 7.78 miles, 1141.73 feet AMSL 34.8350 N, 82.3389 W, 9.54 miles, 994.09 feet AMSL Antenna at w4djw must be raised to at least 916.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at w4djw must be raised to at least 4888.00 feet AGL to clear the first Fresnel zone. Antenna at w4djw must be raised to at least 3087.00 feet AGL to clear 60% of the first Fresnel zone.