Attachment Supplemental Showing

This document pretains to SES-REG-INTR2018-04150 for Earth Station Registration on a Satellite Earth Station filing.

IBFS_SESREGINTR201804150_1467810

Micronet Communications, Inc. 720 F Avenue, Suite 100 Plano, Texas 75074 972-422-7200 SUPPLEMENTAL SHOWING PART 101.103(D) File Number: M1817714 3.70 GHz Licensee: OMG FCC LICENSES LLC 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: Gambell Studios, ak 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: 07/19/2018 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: 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: M1817714 ========================================================================== TECHNICAL CHARACTERISTICS OF RECEIVE ONLY EARTH STATION ========================================================================== Company: OMG FCC LICENSES LLC Site Name, State: Gambell Studios, ak Call Sign: Latitude (NAD83) 61 12 48.3 N Longitude (NAD83) 149 52 21.5 W Elevation AMSL (ft/m) 78.08 23.80 Receive Frequency Range (MHz) 3700-4200 Transmit Frequency Range (MHz) Range of Satellite Orbital Long. (deg W) 60.00 160.00 Range of Azimuths from North (deg) 90.11 191.52 Antenna Centerline (ft/m) 35.10 10.70 Antenna Elevation Angles (deg) -8.52 20.15 -------------------------------------------------------------------------- Equipment Parameters Receive -------------------------------------------------------------------------- Antenna Gain, Main Beam (dbI) 42.90 15 DB Half Beamwidth (deg) 2.10 Antennas Receive: COMTECH 829066-G2RC (3.8 M) Max Transmitter Power (dbW/4KHz) Max EIRP Main Beam (dbW/4KHz) Modulation / Emission Designator DIGITAL 36M0G7W -------------------------------------------------------------------------- Coordination Parameters Receive -------------------------------------------------------------------------- Max Greater Circle Distances (km) 784.21 Max Rain Scatter Distances (km) 265.49 Max Interference Power Long Term (dbW) -140.60 Max Interference Power Short Term (dbW) -118.40 Rain Zone / Radio Zone 3 A

Horizon Angle & Satellite Arc for Gambell Studios, ak 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 Gambell Studios, ak 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 Gambell Studios, ak 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 Gambell Studios, ak - Receive Final Contour Rain Scatter 162 160 158 156 154 152 150 148 146 144 142 140 138 70 70 68 68 66 66 64 64 62 62 Anchorage 60 60 58 58 56 56 54 54 158 156 154 152 150 148 146 144 142 140 138 SCALE - 1:10000000 1 inch = 157.8 miles


Document Created: 2018-07-19 17:00:44
Document Modified: 2018-07-19 17:00:44
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