Attachment NTIA letter

This document pretains to SES-MOD-20060124-00090 for Modification on a Satellite Earth Station filing.

IBFS_SESMOD2006012400090_485304

_ox/or/os wen as:z0 rax 202 sb1 sise xtiarosuspur @oor \$, 2 f‘-\ unitep stares DEPARTMENT OF coMMERCE National Telocommunications and Information00.Administration Waatngen aceoo February 28, 2006 Robert G. Nelson Chief, Satellie Division International Bureau Federal Communications Commission Washington, D.C. 20544 Dear Mr. Nelson: Re: Application of Geologic Solutions SES—MOD—20060124—00090, Call Sign E900081 1 thank you for the opportunity oreviewing this application. We pleased to note that Geologic has been making progress in reducing the average time needed to preempt ts half—duplex terminals and that new terminals introduced in the system will be full—duplex. NTIA ean support the grant ofthe Geologic Solutions application modification to extend the authorization until July 2010 but not beyond the MSV—1 satellite end—oflife ifit occurs before July 2010. The following conditions for halfduplex terminals would continue to apply: —The spectrum used by the METs is limited to 2.0 MHz from the spectrum MSV has coordinated for it satellite and that no additional spectrum will be requested or used —No more than the already authorized number (50,100) half:duplex METs will be used —The authorization expires atthe end ofthe useful life ofthe AMSC—1 and MSAT—1 satelltes —The METs will be capable ofpreemption for maritimesafety systems within no more than 10.24 seconds. Sincerely, /mm U {/umes Votkies Chief, International Spectrum Plans And Policy Division CC: Scott Kotler Shatnaz Ghayami Kathiyn Hosford


Document Created: 2006-03-01 15:48:27
Document Modified: 2006-03-01 15:48:27
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