Attachment Schedule S DOC 7

This document pretains to SAT-LOA-20141002-00105 for Application to Launch and Operate on a Satellite Space Stations filing.

IBFS_SATLOA2014100200105_1064297

EchoStar-18 Link Budgets (QPSK2) Link Parameters NYC Charlotte Miami Detroit Birmingham Fargo Houston Seattle San Diego Link Geometry: Tx E/S Range to Satellite (km) 38,202 38,202 38,202 38,004 38,202 38,004 36,888 38,191 36,988 Rx E/S Range to Satellite (km) 38,573 37,866 37,384 38,249 37,484 38,212 36,966 38,255 37,009 Uplink (per carrier): Carrier Frequency (MHz) 17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500 17,500 Tx E/S Antenna Diameter (m) 13.2 13.2 13.2 13.2 13.2 13.2 13.2 13.2 13.2 Tx E/S Power to Antenna (dBW) 8.0 8.0 8.0 8.0 8.0 8.0 8.0 8.0 8.0 Tx E/S Antenna Gain (dB) 65.8 65.8 65.8 65.8 65.8 65.8 65.8 65.8 65.8 Tx E/S EIRP per Carrier (dBW) 73.8 73.8 73.8 73.8 73.8 73.8 73.8 73.8 73.8 Atmospheric and Other Losses (dB) 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 0.3 Free Space Loss (dB) 208.9 208.9 208.9 208.9 208.9 208.9 208.6 208.9 208.7 Satellite: G/T towards Tx E/S (dB/K) 12.3 12.3 12.2 11.8 12.2 11.9 10.7 12.1 12.0 Peak EIRP (dBW) 56.4 57.1 57.9 56.7 58.2 56.2 58.2 53.2 54.0 EIRP towards Rx E/S (dBW) 56.2 55.8 56.7 56.0 57.6 55.3 58.0 52.9 53.6 Downlink (per carrier): Carrier Frequency (MHz) 12,500 12,500 12,500 12,500 12,500 12,500 12,500 12,500 12,500 Atmospheric Losses (dB) 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 Free Space Loss (dB) 206.1 205.9 205.8 206.0 205.9 206.0 205.7 206.0 205.7 Rain Attenuation (dB) 5.5 5.7 6.7 5.7 7.1 5.2 7.1 3.4 2.4 Rx E/S Antenna Diameter (m) 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.45 Antenna Mis-pointing Error (dB) 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 0.30 Rx E/S Antenna Gain (dB) 34.0 34.0 34.0 34.0 34.0 34.0 34.0 34.0 34.0 Rx E/S G/T (dB/K) 13.2 13.2 13.2 13.2 13.2 13.2 13.2 13.2 13.2 Noise Temperature - Clear Sky (K) 120 120 120 120 120 120 120 120 120 Noise Temperature - Rain (K) 317 322 337 321 342 313 341 268 237 Total Link: Noise Bandwidth (dB-Hz) 73.8 73.8 73.8 73.8 73.8 73.8 73.8 73.8 73.8 (C/N) - Thermal Uplink (dB) 31.7 31.7 31.6 31.2 31.6 31.3 30.4 31.5 31.6 (C/N) - Thermal Downlink - Clear Sky (dB) 17.7 17.4 18.5 17.6 19.3 16.9 19.8 14.5 15.4 (C/N) - Thermal Downlink - Rain Down (dB) 8.0 7.4 7.3 7.6 7.7 7.5 8.3 7.6 10.1 (C/I) - Adjacent Satellite Interference (dB) 26.5 26.2 27.2 26.3 28.1 25.7 28.6 23.2 24.2 (C/I) - Other Link Degradations (dB) 15.0 15.0 15.0 15.0 15.0 15.0 15.0 15.0 15.0 (C/N) - Clear Sky (dB) 12.9 12.8 13.1 12.8 13.4 12.5 13.5 11.4 11.9 (C/N) - Rain Down (dB) 7.2 6.7 6.5 6.8 6.9 6.7 7.4 6.8 8.7 (C/N) - Total Required (dB) 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 Downlink Margin - Clear Sky (dB) 6.4 6.3 6.6 6.3 6.9 6.0 7.0 4.9 5.4 Downlink Margin - Rain Down (dB) 0.7 0.2 0.0 0.3 0.4 0.2 0.9 0.3 2.2 Downlink Availability (%) 99.97 99.96 99.94 99.98 99.97 99.98 99.97 99.97 99.99


Document Created: 2014-10-07 12:45:51
Document Modified: 2014-10-07 12:45:51
© 2024 FCC.report
This site is not affiliated with or endorsed by the FCC