Attachment Attachment A

This document pretains to SES-AMD-20190221-00307 for Amended Filing on a Satellite Earth Station filing.

IBFS_SESAMD2019022100307_1627722

Ka-Band Earth Station – Bismarck, ND Frequency Coordination Report 28 GHz Prepared on Behalf of HUGHES NETWORK SYSTEMS LIMITED January 9, 2019

HUGHES NETWORK SYSTEMS LIMITED Ka-Band Earth Station – Bismarck, ND Frequency Coordination Report 28 GHz Table of Contents 1. Summary of Results -1- 2. 28 GHz Common Carrier and LTTS Coordination -1- 3. 28 GHz UMFUS Coordination -2- 4. Earth Station Coordination Data -3- 5. Contact Information -7- Comsearch Proprietary -0- January 9, 2019

HUGHES NETWORK SYSTEMS LIMITED Ka-Band Earth Station – Bismarck, ND Frequency Coordination Report 28 GHz 1. Summary of Results On behalf of HUGHES NETWORK SYSTEMS LIMITED, Comsearch performed a coordination notice for all existing and proposed terrestrial licenses within the coordination contours of their proposed Ka-Band earth station in Bismarck, ND, which will transmit at 28 GHz1. Prior-notification letters were sent to the licensees and a copy of the notification data is provided in section four of this report. The earth station coordination was finalized on January 4, 2019. No objections were received from any of the incumbent 28 GHz licensees. Our notification to the UMFUS incumbents was performed under the assumption that the earth station would be operating on a secondary basis to UMFUS L1 & L2 Block operations and a contact at Hughes Network Systems Limited has been provided in case any concerns may arise in the future. 2. 28 GHz Common Carrier and LTTS Coordination In accordance with FCC Rules and Regulations, the Ka-Band earth station in Bismarck, ND was prior-coordinated by Comsearch. A notification letter and datasheets for this earth station were sent to the following 28 GHz common carrier fixed microwave licensees. These licensees are authorized to operate temporary fixed operations from 27.5 – 29.5 GHz on a nationwide basis or local basis. Licensee Authorized Geographic Area Frontier Southwest Incorporated Nationwide A notification letter and datasheets for the Ka-Band earth station in Bismarck, ND were also sent to the following 28 GHz local television transmission licensee. This licensee is authorized to operate temporary fixed operations from 27.5 – 29.5 GHz on a nationwide basis. Licensee Authorized Geographic Area Information Super Station, LLC Continental US No objections were received from the common carrier or local television transmission service incumbents. 1 The proposed earth station will operate in the 27.5 – 28.6 GHz portion of the Ka-Band. Comsearch Proprietary -1- January 9, 2019

HUGHES NETWORK SYSTEMS LIMITED Ka-Band Earth Station – Bismarck, ND Frequency Coordination Report 28 GHz 3. 28 GHz UMFUS Coordination A Notification letter was sent to the following 28 GHz UMFUS licensees. The proposed earth station will operate on frequencies that overlap Channel L1 & L2 of the UMFUS service. The total frequency allocation for Channels L1 & L2 of the UMFUS spectrum appears below. Channel: L1 27.500 - 27.925 GHz L2 27.925 - 28.350 GHz Licensee Channel Market Market Name No Licensees Identified - - - There were no UMFUS incumbents identified in the Bismarck, ND area. Comsearch Proprietary -2- January 9, 2019

HUGHES NETWORK SYSTEMS LIMITED Ka-Band Earth Station – Bismarck, ND Frequency Coordination Report 28 GHz 4. Earth Station Coordination Data This section presents the data pertinent to the proposed Ka-Band earth station in Bismarck, ND. This data was circulated to all incumbent licensees in the shared 28 GHz frequency ranges. Comsearch Proprietary -3- January 9, 2019

4¥ CO_MSEARCH‘ Administrative Information Call Sign E170169 Licensee Code HUNESY Licensee Name HUGHES NETWORK SYSTEMS LIMTED Site Information BISMARCK, ND Lafitude (NAD 83) 40° 51 72° N Longitude (NAD 83) 100° 46 56.7" W Climate Zone A Rain Zone & Ground Elevation (AMSL) 504.95 m / 1918.1 8 Link Information Satelite Type Geostationary Mode TO — Transmit—Only Modulation Digfal Satelite Arc 95.2° W to 95.2° West Longitude Azimuth Range 1724‘ to 1724‘ Corresponding Elevation Angles 35.9° /35.9" Amenna Centerine (AGL) 549 m / 18.0 i Antenna Information Transmit Manufacturer SED Mode! 10.0M Gain / Diameter 671 0Bi/ 10.0 m 308 / 15—08 Beamwidth 0.08¢/0.16° Max Avaiable RF Power (@BWAWHz) 350 (BWMHz) 110 Vatmum ERP @enexe 221 (BNMH) &1 Inferfetence Objectives: Long Te 151.0 dBWM khz 20% Short Term +128.0 dBWMKHz 0.0025% Frequency Information Transmit 28.0 GHz Emission / Frequency Renge (Mz) SSMGIN~470uGTW / 275000 — 20000 Max Great Cirde Coortination Uistance 100.0 km / 62.4 mi Preciptabon Scater Contorr Redius 100.0 km / 62.1 mi Commeeacan e repeniny vomay oy eere

4¥ COMSEARCH AGomncrpe Coordination Values BISMARCK, ND Licensee Name HUGHES NETWORK SYSTEMS LIMITED Latitude (NAD 83) 45° 517.2" N Longitude (NAD 83) 100 40 56.7" W Ground Elevation (AMSL) 504.95 m / 1919.1 ft Antenna Centerine (AGL) 548 m / 18.0 ft Antenna Mode Transmit 28.0 GHz InterferenceObjectives: Long Term —151.0 dBWi kHz 20% Short Term ~128.0 dBWw/t khz 0.0025% Max Available RF Power —35.0 (dBWIA kHz) Transmit26.0 GHz Horizon Antemna Horizon Coordination Azimuth (°*) Elevation (*) Discnmination (°) Gain (dB)) Distance (km) 0 o.00 14345 A0.00 100.00 5 0.00 142.27 10.00 100.00 10 0.00 140.58 —10.00 100.00 15 000 13843 10.00 100.00 20 0.00 135.90 410.00 100.00 25 0.00 133.05 10.00 100.00 30 0.00 129.94 10.00 100 .00 3 0.00 1261 1000 100.00 a0 0.00 12311 10.00 100.00 45 0.00 119.47 410.00 100.00 50 0.00 115.72 10.00 100.00 55 0.00 11188 1000 100 .00 60 0.00 107.97 10.00 100.00 65 0.00 104.01 410.00 100.00 o 0.00 100.00 10.00 100.00 T5 0.00 95.97 1000 100.00 80 0.00 91.92 10.00 100.00 85 0.00 87.87 10.00 100.00 50 0.00 83 82 10.00 100 .00 95 0.00 To.to 10.00 100.00 100 000 T579 10.00 100.00 105 0.00 7183 10.00 100.00 110 0.00 6792 4000 100.00 115 0.00 54 08 1000 100.00 120 0.00 60.34 41000 100.00 125 .00 5671 10.00 100 .00 130 0.00 8322 10.00 100.00 135 0.00 49.90 —10.00 100.00 140 0.00 45.80 976 100 .00 145 0.00 4395 208 100.00 150 0.00 4145 444 100.00 155 0.00 3033 137 100.00 160 000 37 66 740 100.00 166 0.00 36.50 —7.06 100.00 170 0.00 35.02 446 100.00 175 0.00 35.94 680 100.00 180 0.00 35.55 407 100.00 185 .00 3773 742 100.00 es vomay oy eere

4¥ CoMmSsEARCH © ~ Coordination Values BISMARCK, ND Licensee Name HUGHES NETWORK SYSTEMS LIMITED Latitude (NAD 83) 46° 51 7.2" N Longitude (NAD 83) 100° 45‘ 56.7° W Ground Elevation (AMSL) 584.95 m / 1919.1 ft Antenna Centerine (AGL) 549 m / 18.0 f Antenna Mode Transmit 28.0 GHz InterferenceObjectives: Long Term ~151.0 dBWM kHz 20% Short Term 128.0 dBW¥kHz. 0.0025% Max Available RF Power —35.0 (@BWA kHz) Transmit28.0 GHz Horizon Antema Horizon Coordination Azimuth (*) Elevartion (*) Discnmination (*) Gain (dB)) Distance (km) 190 000 342 T8 10000 195 000 41.57 447 100.00 200 .00 44.10 Ey 100.00 205 000 46.95 479 100.00 210 000 50.05 10.00 100.00 215 000 5130 1000 100.00 220 000 5689 10.00 100.00 25 000 5053 —10.00 100.00 230 000 6428 10.00 100.00 25 000 6812 10.00 100.00 240 000 7203 1000 100.00 245 0.00 T599 —10.00 100.00 250 000 £0.00 10.00 100.00 255 000 8403 10.00 100.00 260 0.0D ea08 10.00 100.00 265 0.00 1213 1000 100.00 270 027 %20 10.00 100.00 275 0.38 100.26 —10.00 100.00 280 0.36 104.27 10.00 100.00 285 127 108.23 10.00 100.00 290 0.26 11215 —10.00 100.00 205 000 115.91 —10.00 100.00 300 000 119.66 10.00 100.00 305 000 12229 —10.00 100.00 310 000 12.78 10.00 100.00 315 000 130.10 10.00 100.00 320 000 13320 10.00 100.00 325 £.00 1%.04 10.00 100.00 330 000 138.55 10.00 100.00 35 0.00 140.67 10.00 100.00 340 000 142.34 10.00 100.00 345 000 14350 —10.00 100.00 350 000 144.08 10.00 100.00 365 0.00 144.06 10.00 190.00 Commeeacan e repeniny — vomay oy eere

HUGHES NETWORK SYSTEMS LIMITED Ka-Band Earth Station – Bismarck, ND Frequency Coordination Report 28 GHz 5. Contact Information For questions or information regarding the 28 GHz Frequency Coordination Report, please contact: Contact person: Dennis Jimeno Title: Engineer III, Telecommunications Company: Comsearch Address: 19700 Janelia Farm Blvd., Ashburn, VA 20147 Telephone: 703-726-5858 Fax: 703-726-5599 Email: DJimeno@Comsearch.com Web site: www.comsearch.com Comsearch Proprietary -7- January 9, 2019


Document Created: 2019-01-09 16:00:57
Document Modified: 2019-01-09 16:00:57
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