--==[ SPLAT! v1.2.3 Path Analysis ]==-- ------------------------------------------------------------------------- Transmitter site: n4mmw Site location: 34.9001 North / 82.3098 West (34° 54' 0" N / 82° 18' 35" W) Ground elevation: 954.72 feet AMSL Antenna height: 20.00 feet AGL / 974.72 feet AMSL Distance to kb4rdv: 5.19 miles Azimuth to kb4rdv: 199.88 degrees Depression angle to kb4rdv: -0.0719 degrees Elevation angle to the first obstruction: +0.6138 degrees ------------------------------------------------------------------------- Receiver 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 n4mmw: 5.19 miles Azimuth to n4mmw: 19.86 degrees Depression angle to n4mmw: -0.0032 degrees Elevation angle to the first obstruction: +0.4020 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 n4mmw and kb4rdv: Free space path loss: 94.22 dB Longley-Rice path loss: 122.06 dB Attenuation due to effects of terrain: 27.84 dB Field strength at kb4rdv: 43.96 dBuV/meter Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 42.24 uV Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 51.73 uV Mode of propagation: Double Horizon, Diffraction Dominant ------------------------------------------------------------------------- Between kb4rdv and n4mmw, SPLAT! detected obstructions at: 34.8315 N, 82.3400 W, 0.14 miles, 964.57 feet AMSL 34.8322 N, 82.3397 W, 0.20 miles, 971.13 feet AMSL 34.8345 N, 82.3387 W, 0.37 miles, 984.25 feet AMSL 34.8353 N, 82.3383 W, 0.42 miles, 997.38 feet AMSL 34.8368 N, 82.3376 W, 0.54 miles, 1003.94 feet AMSL 34.8376 N, 82.3373 W, 0.59 miles, 1007.22 feet AMSL 34.8383 N, 82.3370 W, 0.65 miles, 1010.50 feet AMSL 34.8398 N, 82.3363 W, 0.76 miles, 1010.50 feet AMSL 34.8421 N, 82.3353 W, 0.93 miles, 1013.78 feet AMSL 34.8429 N, 82.3350 W, 0.99 miles, 1013.78 feet AMSL 34.8444 N, 82.3343 W, 1.10 miles, 1036.75 feet AMSL 34.8452 N, 82.3340 W, 1.15 miles, 1043.31 feet AMSL 34.8498 N, 82.3319 W, 1.49 miles, 1040.03 feet AMSL 34.8505 N, 82.3316 W, 1.55 miles, 1043.31 feet AMSL 34.8536 N, 82.3303 W, 1.77 miles, 1046.59 feet AMSL 34.8543 N, 82.3299 W, 1.83 miles, 1053.15 feet AMSL 34.8551 N, 82.3296 W, 1.88 miles, 1059.71 feet AMSL 34.8559 N, 82.3293 W, 1.94 miles, 1066.27 feet AMSL 34.8566 N, 82.3289 W, 1.99 miles, 1079.40 feet AMSL 34.8574 N, 82.3286 W, 2.05 miles, 1089.24 feet AMSL 34.8582 N, 82.3282 W, 2.11 miles, 1108.92 feet AMSL 34.8970 N, 82.3111 W, 4.96 miles, 994.09 feet AMSL Antenna at kb4rdv must be raised to at least 502.00 feet AGL to clear all obstructions detected by SPLAT! Antenna at kb4rdv must be raised to at least 2692.00 feet AGL to clear the first Fresnel zone. Antenna at kb4rdv must be raised to at least 1755.00 feet AGL to clear 60% of the first Fresnel zone.