Attachment Schedule S document

This document pretains to SAT-MOD-20050523-00106 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2005052300106_434325

Table A.13-4. Representative Spot Forward Link Budget (36M5G7W) Clear Sky Clear Sky Link Parameters High Downlink EIRP Low Downlink EIRP High Rain Rate Zone Low Rain Rate Zone Carrier Data Rate (Mbps) 42 42 Modulation QPSK QPSK FEC 0.691 0.691 Bandwidth (dB-Hz) 75.6 75.6 Uplink Uplink Frequency (MHz) 29,406 29,406 Tx E/S Antenna Diameter (m) 8.10 8.10 Tx E/S Power to Antenna (dBW) 5.0 5.0 Input Power Density (dBW/Hz) -70.6 -70.6 Tx E/S Antenna Gain (dB) 62.9 62.9 Tx E/S EIRP per Carrier (dBW) 67.9 67.9 Mispointing Error (dB) 0.5 0.5 Atmospheric Losses (dB) 0.5 0.5 Free Space Loss (dB) 213.5 213.5 Satellite Antenna Gain (- 3dB) (dBi) 52.2 52.2 Satellite Antenna G/T (-3 dB) (dB/K) 23.5 23.5 (C/I) Up - Intra-system (dB) 21.0 21.0 Downlink Downlink Frequency (MHz) 19,851 19,851 Downlink EIRP (-3 dB) (dBW) 56.6 50.6 Beam Peak EIRP Density (dBW/Hz) -16.0 -22.0 Atmospheric Losses (dB) 0.3 0.3 Free Space Loss (dB) 210.1 210.1 Rx E/S Antenna Diameter (m) 0.65 0.65 Antenna Mispointing Error (dB) 0.30 0.30 Rx E/S Antenna Gain (dB) 40.7 40.7 Rx E/S G/T (dB/K) 19.5 19.5 System Noise Temp. (K) 132 132 (C/I) Dn - Intra-system (dB) 19.0 19.0 End-to-End (C/N) - Thermal Uplink (dB) 29.9 29.9 (C/N) - Thermal Downlink (dB) 18.4 12.4 (C/I) Up - ASI (dB) 25.6 25.6 (C/I) Dn - ASI (dB) 17.0 11.0 (C/N+I) - Total Actual (dB) 12.3 7.9 (C/N+I) - Total Required (dB) 5.1 5.1 System Margin (dB) 7.2 2.8


Document Created: 2005-05-31 11:32:01
Document Modified: 2005-05-31 11:32:01
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