Attachment letter

This document pretains to SAT-AMD-20001103-00158 for Amended Filing on a Satellite Space Stations filing.

IBFS_SATAMD2000110300158_534033

October 24, 2006 VIA HAND DELIVERY FILED/ACCEPTED Marlene H. Dortch Secretary OCT 2 4 2006 Federal Communications Commission Federal Communications Commission 445 12th St., S.W. Office of the Secretary Washington, DC 20554 Re: TMI Communications and Company, L.P. TerreStar Networks Inc. 2 GHz MSS LOI Authorization Dear Ms. Dortch: TMI Communications and Company, Limited Partnership ("TMI‘) is the holder of a letter of intent authorization for the 2000—2020/2180—2200 MHz Mobile Satellite Service bands (the "LOI Authorization")‘ and TerreStar Networks Inc. ("TerreStar") is the proposed assignee of the LOI Authorization.2 For the reasons discussed below, TMI and TerreStar hereby request a list of the U.S. earth station facilities operating in the 2200—2290 MHz band. TMI and TerreStar ask that the list include the following information: 1 File Nos. SAT—LOI—19970926—00161, SAT—AMD—20001103—00158, and SAT—MOD—20021114—00237. 2 See File No. SAT—ASG—20021211—00238.

< Marlene H. Dortch October 24, 2006 Page 2 Earth station name Earth station location (city, state, and coordinates) Antenna diameter, height above average terrain, terrain height, and tracking range in elevation and azimuth Earth station frequencies/channels Section 25.252(a)(6) requires that 2 GHz MSS ancillary terrestrial component ("ATC") base stations be located at least 820 meters from U.S. earth station facilities operating in the 2200—2290 MHz band and states that 2 GHz MSS licensees should request a list of the earth stations when they apply for ATC authority. TMI and TerreStar, however, need information concerning the earth stations in order to address system design issues in advance of filing an ATC application. It is respectfully requested, therefore, that the earth station information identified above be furnished as soon as possible. Please direct any questions concerning this request to the undersigned. Sincerely, /}/\ )f pasv/’/ Tapk ; &2 /_,J _/}/ (,\%;\ Gregry C. Staple ]oséph A. Godles SON VI & ELKINS \\/@LDBERG GODLE WIENER & WRIGHT 1455 Pennsylvania Avenue, NW. 1229 19" Street, N.W. Washington, D.C. 20004 Washington, D.C. 20036 Counsel to TMI Communications Counsel to TerreStar Networks Inc. and Company, Limited Partnership cc: Robert Nelson, FCC (via e—mail)


Document Created: 2006-11-02 15:40:48
Document Modified: 2006-11-02 15:40:48
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