Attachment Supplemental Showing

This document pretains to SES-REG-INTR2018-06955 for Earth Station Registration on a Satellite Earth Station filing.

IBFS_SESREGINTR201806955_1547255

Bonneville International Sacramento Site 38-35-56.6 N, 121-27-53.2 W (NAD83)

Micronet Communications, Inc. 720 F Avenue, Suite 100 Plano, Texas 75074 972-422-7200 SUPPLEMENTAL SHOWING PART 101.103(D) File Number: N1827807 3.70 GHz Licensee: BONNEVILLE INTERNATIONAL CORPORATION Page 1 _____________________________________________________________________________________ Pursuant to Parts 25.203 and 101.103(d) of the FCC Rules and Regulations, a frequency coordination study was conducted by Micronet Communications, Inc. for the following proposed earth station: Bonneville Sacrament, CA The results of the study indicate that no unacceptable interference will result with existing, proposed or prior coordinated radio facilities. Coordination was performed with existing, proposed and prior coordinated carriers within coordination range on the following dates: 10/05/2018 Original PCN There were no unresolved interference objections. The attached coordination data was forwarded on the latest date to the following parties within coordination range or their authorized coordination agents: AMERICAN TOWER, LLC COMSEARCH INC PACIFIC BELL TELEPHONE COMPANY D/B/A AT&T CALIFORNIA Respectfully Submitted, Jeremy Lewis Systems Engineer Attached: 1 data sheet

Micronet Communications, Inc. 720 F Avenue, Suite 100 Plano, Texas 75074 972-422-7200 File: N1827807 ========================================================================== TECHNICAL CHARACTERISTICS OF RECEIVE ONLY EARTH STATION ========================================================================== Company: BONNEVILLE INTERNATIONAL CORPORATION Site Name, State: Bonneville Sacrament, CA Call Sign: Latitude (NAD83) 38 35 56.6 N Longitude (NAD83) 121 27 53.2 W Elevation AMSL (ft/m) 28.00 8.50 Receive Frequency Range (MHz) 3700-4200 Transmit Frequency Range (MHz) Range of Satellite Orbital Long. (deg W) 74.00 139.00 Range of Azimuths from North (deg) 119.79 206.86 Antenna Centerline (ft/m) 13.12 4.00 Antenna Elevation Angles (deg) 23.97 41.71 -------------------------------------------------------------------------- Equipment Parameters Receive -------------------------------------------------------------------------- Antenna Gain, Main Beam (dbI) 40.90 15 DB Half Beamwidth (deg) 3.20 Antennas Receive: GD SATCOM 3.7 METER Max Transmitter Power (dbW/4KHz) Max EIRP Main Beam (dbW/4KHz) Modulation / Emission Designator DIGITAL 36M0G7W -------------------------------------------------------------------------- Coordination Parameters Receive -------------------------------------------------------------------------- Max Greater Circle Distances (km) 395.01 Max Rain Scatter Distances (km) 361.12 Max Interference Power Long Term (dbW) -158.60 Max Interference Power Short Term (dbW) -149.90 Rain Zone / Radio Zone 3 A

Horizon Angle & Satellite Arc for Bonneville Sacrament, CA Micronet Communications, Inc. 90 Satellite Arc Horizon Angle 80 70 60 Elevation Angle (degrees) 30 40 20 10 0 50 0 30 60 90 120 150 180 210 240 270 300 330 360 Earth Azimuth (degrees)

Horizon Gain for Bonneville Sacrament, CA Micronet Communications, Inc. 30 Receive 20 10 Horizon Gain (decibels) -10 0 -20 -30 0 30 60 90 120 150 180 210 240 270 300 330 360 Earth Azimuth (degrees)

Minimum Discrimination Angles for Bonneville Sacrament, CA Micronet Communications, Inc. 180 160 140 120 Discrimination Angle (degrees) 40 60 80 20 0 100 0 30 60 90 120 150 180 210 240 270 300 330 360 Earth Azimuth (degrees)

Final Contour & Rain Scatter for Bonneville Sacrament, CA - Receive Final Contour Rain Scatter 132 130 128 126 124 122 120 118 116 114 112 110 108 Olympia Helena 46 46 Salem 44 44 Boise 42 42 Salt Lake City 40 40 Carson City 38 Sacramento 38 San Francisco 36 36 Las Vegas 34 34 Los Angeles Phoenix San Diego 32 32 30 30 130 128 126 124 122 120 118 116 114 112 110 SCALE - 1:10000000 1 inch = 157.8 miles


Document Created: 2018-10-05 16:30:27
Document Modified: 2018-10-05 16:30:27
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