Attachment Schedule S DOC 8

This document pretains to SAT-LOI-20121226-00224 for Letter of Intent on a Satellite Space Stations filing.

IBFS_SATLOI2012122600224_979544

General: Units Clear Sky Faded Emission Designator 25M0G7D 25M0G7D Data Rate kbit/s 50000.0 50000.0 Modulation 8-PSK 8-PSK Coding Rate 0.8333 0.8333 Carrier Bandwidth kHz 25000 25000 Uplink Frequency GHz 28.2 28.2 Downlink Frequency GHz 18.9 18.9 Uplink Elevation Angle degrees 35 35 Downlink Elevation Angle degrees 35 35 Uplink: Tx E/S Antenna Diameter m 7.3 7.3 Tx E/S Power to Antenna W 1.9 33.0 Tx E/S Antenna Gain dBi 64.5 64.5 Tx E/S EIRP per Carrier dBW 67.2 79.7 Tx E/S Antenna Pointing Loss dB 1.2 1.2 Atmospheric and Rain Losses dB 0.5 13 Free Space Loss dB 213.1 213.1 G/T toward Tx E/S dB/K 13.2 13.2 C/I - Intra-system dB 16.3 16.3 Downlink: EIRP per Carrier towards Rx E/S dBW 45.2 45.2 Atmospheric and Rain Losses dB 0.5 7.6 Free Space Loss dB 209.4 209.4 Rx E/S Antenna Pointing Loss dB 0.55 0.55 Rx E/S Antenna Diameter m 7.3 7.3 Rx E/S Antenna Gain dBi 60.8 60.8 Rx E/S G/T dB/K 38.0 34.1 System Noise Temp (LNA+Sky) K 250 471 C/I - Intra-system dB 15.3 15.3 End-to-End: C/N - Thermal Uplink dB 21.2 21.2 C/I Up - ASI dB 24.6 24.6 C/N - Thermal Downlink dB 28.3 17.3 C/I Down - ASI dB 27.8 27.8 C/(N+I) - Total Actual dB 11.7 10.7 C/N - Required dB 10.8 10.8 Excess Margin dB 1.0 0.0


Document Created: 2013-01-02 11:13:18
Document Modified: 2013-01-02 11:13:18
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