Attachment Exhibit 3

This document pretains to SES-MOD-20130405-00310 for Modification on a Satellite Earth Station filing.

IBFS_SESMOD2013040500310_992354

Exhibit 3 Exhibit 3 Exhibit 3 Micronet Communications, Inc. 720 F Avenue, Suite 100 Plano, Texas 75074 972-422-7200 SUPPLEMENTAL SHOWING PART 101.103(D) File Number: M1220503 5.93 GHz Licensee: GCI COMMUNICATIONS 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: Unalakleet ES, 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: 02/06/2013 Major Mod (Expedited response requested by 02/20/2013) 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: COMSEARCH INC GCI COMMUNICATION CORP UNICOM INC UNITED UTILITIES INC Respectfully Submitted, Jeremy Boyce Systems Engineer Attached: 1 data sheet Exhibit 3 Exhibit 3 1 of 2

Exhibit 3 Exhibit 3 Exhibit 3 Micronet Communications, Inc. 720 F Avenue, Suite 100 Plano, Texas 75074 972-422-7200 File: M1220503 ========================================================================== TECHNICAL CHARACTERISTICS OF TRANSMIT RECEIVE EARTH STATION ========================================================================== Company: GCI COMMUNICATIONS CORPORATION Site Name, State: Unalakleet ES, AK Call Sign: E020176 Latitude (NAD83) 63 52 37.2 N Longitude (NAD83) 160 47 20.2 W Elevation AMSL (ft/m) 8.01 2.44 Receive Frequency Range (MHz) 3700-4200 Transmit Frequency Range (MHz) 5925-6425 Range of Satellite Orbital Long. (deg W) 103.00 139.00 Range of Azimuths from North (deg) 119.50 156.00 Antenna Centerline (ft/m) 6.00 1.83 Antenna Elevation Angles (deg) 4.92 15.78 -------------------------------------------------------------------------- Equipment Parameters Receive Transmit -------------------------------------------------------------------------- Antenna Gain, Main Beam (dbI) 42.10 46.20 15 DB Half Beamwidth (deg) 1.40 0.90 Antennas Receive: PATRIOT ANTENNA SYSTEMS 3.8 METER Transmit: PATRIOT ANTENNA SYSTEMS INTTX-380AZ Max Transmitter Power (dbW/4KHz) 3.80 Max EIRP Main Beam (dbW/4KHz) 50.00 Modulation / Emission Designator DIGITAL 6K72G7D -------------------------------------------------------------------------- Coordination Parameters Receive Transmit -------------------------------------------------------------------------- Max Greater Circle Distances (km) 400.02 295.57 Max Rain Scatter Distances (km) 313.61 106.83 Max Interference Power Long Term (dbW) -140.60 -151.80 Max Interference Power Short Term (dbW) -118.40 -130.80 Rain Zone / Radio Zone 3 A Exhibit 3 Exhibit 3 2 of 2


Document Created: 2013-03-29 10:36:17
Document Modified: 2013-03-29 10:36:17
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