Attachment Schedule S DOC 4

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

IBFS_SATLOI2012122600224_979548

General: Units Clear Sky Faded Emmission Designator 6M25G7D 6M25G7D Data Rate kbit/s 8750.0 8750.0 Modulation 8-PSK 8-PSK Coding Rate 0.5833 0.5833 Carrier Bandwidth kHz 6250 6250 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 0.67 0.67 Tx E/S Power to Antenna W 2.8 2.8 Tx E/S Antenna Gain dBi 44.4 44.4 Tx E/S EIRP per Carrier dBW 48.9 48.9 Tx E/S Antenna Pointing Loss dB 0.5 0.5 Atmospheric and Rain Losses dB 0.5 4.9 Free Space Loss dB 213.6 213.6 G/T toward Tx E/S dB/K 19.5 19.5 C/I - Intra-system dB 14.3 14.3 Downlink: EIRP per Carrier towards Rx E/S dBW 39.2 34.8 Atmospheric and Rain Losses dB 0.5 4 Free Space Loss dB 210.1 210.1 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 61.5 61.5 Rx E/S G/T dB/K 38.0 35.7 System Noise Temp (LNA+Sky) K 250 376 C/I - Intra-system dB 13.3 13.3 End-to-End: C/N - Thermal Uplink dB 15.4 11.0 C/I Up - ASI dB 12.5 12.5 C/N - Thermal Downlink dB 27.6 17.5 C/I Down - ASI dB 27.8 27.8 C/(N+I) - Total Actual dB 7.6 6.2 C/N - Required dB 6.2 6.2 Excess Margin dB 1.4 0.0


Document Created: 2013-01-02 11:15:01
Document Modified: 2013-01-02 11:15:01
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