--==[ 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 k4jf: 3.53 miles Azimuth to k4jf: 52.68 degrees Elevation angle to k4jf: +0.0047 degrees Elevation angle to the first obstruction: +0.6933 degrees ------------------------------------------------------------------------- Receiver site: k4jf Site location: 34.8605 North / 82.2913 West (34° 51' 37" N / 82° 17' 28" W) Ground elevation: 948.16 feet AMSL Antenna height: 20.00 feet AGL / 968.16 feet AMSL Distance to kb4rdv: 3.53 miles Azimuth to kb4rdv: 232.71 degrees Depression angle to kb4rdv: -0.0558 degrees Depression angle to the first obstruction: -0.0445 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 k4jf: Free space path loss: 90.88 dB Longley-Rice path loss: 113.39 dB Attenuation due to effects of terrain: 22.51 dB Field strength at k4jf: 52.63 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 114.59 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 140.35 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between k4jf and kb4rdv, SPLAT! detected obstructions at: 34.8511 N, 82.3062 W, 1.06 miles, 964.57 feet AMSL 34.8507 N, 82.3069 W, 1.12 miles, 977.69 feet AMSL 34.8503 N, 82.3077 W, 1.17 miles, 997.38 feet AMSL 34.8498 N, 82.3084 W, 1.22 miles, 1003.94 feet AMSL 34.8494 N, 82.3091 W, 1.27 miles, 1013.78 feet AMSL 34.8485 N, 82.3105 W, 1.37 miles, 1043.31 feet AMSL 34.8480 N, 82.3112 W, 1.42 miles, 1043.31 feet AMSL 34.8476 N, 82.3119 W, 1.47 miles, 1066.27 feet AMSL 34.8467 N, 82.3133 W, 1.57 miles, 1072.83 feet AMSL 34.8445 N, 82.3168 W, 1.82 miles, 1066.27 feet AMSL 34.8361 N, 82.3303 W, 2.78 miles, 1013.78 feet AMSL 34.8352 N, 82.3317 W, 2.88 miles, 1026.90 feet AMSL 34.8348 N, 82.3324 W, 2.93 miles, 1026.90 feet AMSL 34.8344 N, 82.3331 W, 2.98 miles, 1026.90 feet AMSL 34.8330 N, 82.3352 W, 3.13 miles, 1017.06 feet AMSL Antenna at k4jf must be raised to at least 533.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at k4jf must be raised to at least 1520.00 feet AGL to clear the first Fresnel zone. Antenna at k4jf must be raised to at least 1125.00 feet AGL to clear 60% of the first Fresnel zone.