--==[ 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 wd4dyh: 15.00 miles Azimuth to wd4dyh: 346.17 degrees Depression angle to wd4dyh: -0.0254 degrees Elevation angle to the first obstruction: +0.0470 degrees ------------------------------------------------------------------------- Receiver site: wd4dyh Site location: 35.0402 North / 82.4042 West (35° 2' 24" N / 82° 24' 15" W) Ground elevation: 1053.15 feet AMSL Antenna height: 20.00 feet AGL / 1073.15 feet AMSL Antenna height above average terrain: -105.02 feet Distance to kb4rdv: 15.00 miles Azimuth to kb4rdv: 166.13 degrees Depression angle to kb4rdv: -0.1916 degrees Depression angle to the first obstruction: -0.0309 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 wd4dyh: Free space path loss: 103.44 dB Longley-Rice path loss: 154.88 dB Attenuation due to effects of terrain: 51.44 dB Field strength at wd4dyh: 11.14 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 0.97 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 1.18 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between wd4dyh and kb4rdv, SPLAT! detected obstructions at: 35.0386 N, 82.4037 W, 0.12 miles, 1092.52 feet AMSL 35.0378 N, 82.4035 W, 0.17 miles, 1099.08 feet AMSL 35.0370 N, 82.4033 W, 0.23 miles, 1122.05 feet AMSL 35.0362 N, 82.4030 W, 0.29 miles, 1131.89 feet AMSL 35.0354 N, 82.4028 W, 0.34 miles, 1138.45 feet AMSL 35.0282 N, 82.4006 W, 0.85 miles, 1154.86 feet AMSL 35.0274 N, 82.4004 W, 0.91 miles, 1171.26 feet AMSL 35.0266 N, 82.4001 W, 0.97 miles, 1187.66 feet AMSL 35.0258 N, 82.3999 W, 1.02 miles, 1190.94 feet AMSL 35.0218 N, 82.3987 W, 1.31 miles, 1197.51 feet AMSL 35.0210 N, 82.3985 W, 1.36 miles, 1200.79 feet AMSL 35.0186 N, 82.3977 W, 1.54 miles, 1204.07 feet AMSL 34.9524 N, 82.3778 W, 6.25 miles, 1148.29 feet AMSL 34.9516 N, 82.3775 W, 6.31 miles, 1151.57 feet AMSL 34.9508 N, 82.3773 W, 6.36 miles, 1197.51 feet AMSL 34.9500 N, 82.3771 W, 6.42 miles, 1305.77 feet AMSL 34.9492 N, 82.3768 W, 6.48 miles, 1338.58 feet AMSL 34.8574 N, 82.3492 W, 13.01 miles, 1046.59 feet AMSL 34.8550 N, 82.3485 W, 13.18 miles, 1046.59 feet AMSL 34.8534 N, 82.3480 W, 13.29 miles, 1043.31 feet AMSL Antenna at wd4dyh must be raised to at least 787.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at wd4dyh must be raised to at least 4419.00 feet AGL to clear the first Fresnel zone. Antenna at wd4dyh must be raised to at least 2567.00 feet AGL to clear 60% of the first Fresnel zone.