Attachment Schedule S DOC 13

This document pretains to SAT-LOI-20110809-00146 for Letter of Intent on a Satellite Space Stations filing.

IBFS_SATLOI2011080900146_911441

General: Units Clear Sky Faded Emission Designator 3M67G7W 3M67G7W Data Rate Mbit/s 6.67 6.67 Modulation 8-PSK 8-PSK Coding Rate 0.7470 0.7470 Carrier Bandwidth MHz 3.7 3.7 Uplink Frequency GHz 29.75 29.75 Downlink Frequency GHz 19.95 19.95 Uplink Elevation Angle degrees 35 35 Downlink Elevation Angle degrees 35 35 Uplink: Tx E/S Antenna Diameter m 0.74 0.74 Tx E/S Power to Antenna W 2.0 2.0 Tx E/S Antenna Gain dBi 45.6 45.6 Tx E/S EIRP per Carrier dBW 48.6 48.6 Tx E/S Antenna Pointing Loss dB 0.5 0.5 Atmospheric and Rain Losses dB 0.5 5.3 Free Space Loss dB 213.6 213.6 G/T toward Tx E/S (-3 dB) dB/K 19 19 C/I - Intra-system dB 22.3 22.3 Downlink: EIRP per Carrier towards Rx E/S dBW 43.7 38.9 Atmospheric and Rain Losses dB 0.5 4.5 Free Space Loss dB 210.1 210.1 Rx E/S Antenna Pointing Loss dB 0.5 0.5 Rx E/S Antenna Diameter m 3.5 3.5 Rx E/S Antenna Gain dBi 55.3 55.3 Rx E/S G/T dB/K 31.3 29.2 System Noise Temp (LNA+Sky) K 250 405 C/I - Intra-system dB 16.3 16.3 End-to-End: C/N - Thermal Uplink dB 16.9 12.1 C/I Up - ASI dB 14.6 14.6 C/N - Thermal Downlink dB 27.8 16.9 C/I Down - ASI dB 28.4 23.6 C/(N+I) - Total Actual dB 10.6 8.2 C/N - Required dB 8.2 8.2 Excess Margin dB 2.4 0.0


Document Created: 2011-08-10 13:46:52
Document Modified: 2011-08-10 13:46:52
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