--==[ SPLAT! v1.2.3 Path Analysis ]==--

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Transmitter site: w4jwa
Site location: 34.7429 North / 82.2597 West (34° 44' 34" N / 82° 15' 34" W)
Ground elevation: 892.39 feet AMSL
Antenna height: 20.00 feet AGL / 912.39 feet AMSL
Antenna height above average terrain: 65.50 feet
Distance to kb1efa: 12.43 miles
Azimuth to kb1efa: 138.26 degrees
Depression angle to kb1efa: -0.1644 degrees
Depression angle to the first obstruction: -0.1037 degrees

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Receiver site: kb1efa
Site location: 34.6086 North / 82.1142 West (34° 36' 30" N / 82° 6' 51" W)
Ground elevation: 807.09 feet AMSL
Antenna height: 20.00 feet AGL / 827.09 feet AMSL
Distance to w4jwa: 12.43 miles
Azimuth to w4jwa: 318.35 degrees
Depression angle to w4jwa: -0.0155 degrees
Depression angle to the first obstruction: -0.0135 degrees

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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

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Summary for the link between w4jwa and kb1efa:

Free space path loss: 101.81 dB
Longley-Rice path loss: 133.06 dB
Attenuation due to effects of terrain: 31.25 dB
Field strength at kb1efa: 32.96 dBuV/meter
Voltage produced by a terminated 50 ohm 0 dBd gain antenna: 11.90 uV
Voltage produced by a terminated 75 ohm 0 dBd gain antenna: 14.58 uV
Mode of propagation: Double Horizon, Diffraction Dominant

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Between kb1efa and w4jwa, SPLAT! detected obstructions at:

    34.6265 N,  82.1335 W,  1.65 miles, 836.61 feet AMSL
    34.6282 N,  82.1354 W,  1.81 miles, 839.90 feet AMSL
    34.6485 N,  82.1574 W,  3.69 miles, 846.46 feet AMSL
    34.6751 N,  82.1862 W,  6.15 miles, 856.30 feet AMSL
    34.6756 N,  82.1868 W,  6.21 miles, 859.58 feet AMSL
    34.6762 N,  82.1874 W,  6.26 miles, 866.14 feet AMSL
    34.6773 N,  82.1886 W,  6.36 miles, 872.70 feet AMSL
    34.6977 N,  82.2107 W,  8.25 miles, 882.55 feet AMSL
    34.7079 N,  82.2217 W,  9.19 miles, 889.11 feet AMSL
    34.7084 N,  82.2223 W,  9.24 miles, 895.67 feet AMSL
    34.7096 N,  82.2235 W,  9.34 miles, 902.23 feet AMSL
    34.7101 N,  82.2241 W,  9.40 miles, 912.07 feet AMSL
    34.7192 N,  82.2339 W, 10.23 miles, 912.07 feet AMSL

Antenna at kb1efa must be raised to at least 189.00 feet AGL
to clear all obstructions detected by SPLAT!

Antenna at kb1efa must be raised to at least 3196.00 feet AGL
to clear the first Fresnel zone.

Antenna at kb1efa must be raised to at least 1396.00 feet AGL
to clear 60% of the first Fresnel zone.