Attachment Schedule S document

This document pretains to SAT-LOA-20061222-00163 for Application to Launch and Operate on a Satellite Space Stations filing.

IBFS_SATLOA2006122200163_540898

EchoStar 17 GHz RBW DBS Link Budget

               Link Parameters                      Clear Sky     Faded D/L    Faded D/L
                                                   (Anchorage)   (Anchorage)   (Honolulu)


Link Geometry:
   Tx E/S Range to Satellite (Cheyenne)   (km)       39,007        39,007       39,007
   Rx E/S Range to Satellite              (km)       39,480        39,480       36,409
Uplink (per carrier):
   Carrier Frequency                      (MHz)      25,000        25,000       25,000
   Tx E/S Antenna Diameter                (m)         12.0           12.0        12.0
   Tx E/S Power to Antenna                (W)          53.7          53.7        53.7
   Tx E/S Antenna Gain                    (dB)         68.2          68.2        68.2
   Tx E/S EIRP per Carrier                (dBW)       85.5           85.5        85.5
   Atmospheric and Other Losses           (dB)         0.5           0.5          0.5
   Free Space Loss                        (dB)        212.2         212.2       212.2
Satellite:
   G/T towards Tx E/S                     (dB/K)      10.3          10.3          10.3
   EIRP per Carrier towards Rx E/S        (dBW)       58.3          58.3          55.3
Downlink:
   Carrier Frequency                      (MHz)      17,500        17,500       17,500
   Atmospheric and Other Losses           (dB)         0.3           2.7          4.6
   Free Space Loss                        (dB)        209.2         209.2       208.5
   Rx E/S Antenna Diameter                (m)         0.45          0.45         0.45
   Rx E/S Antenna Gain                    (dB)        36.1           36.1        36.1
   Rx E/S G/T                             (dB/K)      13.1           11.0        10.4
   System (LNA+Sky) Noise Temp.           (K)          200           326         374
Total Link:
   Carrier Noise Bandwidth                (kHz)      24,000        24,000       24,000
   (C/N) - Thermal Uplink                 (dB)        37.8           37.8        37.8
   (C/N) - Thermal Downlink               (dB)        16.7          12.1          7.3
   (C/I) - Other Link Degradations        (dB)        20.0           20.0        20.0
   (C/N) - Total Actual                   (dB)        15.0          11.5          7.1
   (C/N) - Total Required                 (dB)         4.8           4.8          4.8
   Excess Margin                          (dB)        10.2           6.7          2.3
   Availability                           (%)         N/A           99.80        99.80



Document Created: 2006-12-28 11:53:33
Document Modified: 2006-12-28 11:53:33

© 2024 FCC.report
This site is not affiliated with or endorsed by the FCC