Attachment Schedule S document

This document pretains to SES-MFS-20080617-00805 for Modification w/ Foreign Satellite (earth station) on a Satellite Earth Station filing.

IBFS_SESMFS2008061700805_648730

_CONUS_QPSK1


ECHOSTAR-2 Link Budgets


                                                                        1                          2                          3
            Link Parameters
                                                              13 meter Feeder Link E/S   13 meter Feeder Link E/S   13 meter Feeder Link E/S
                                                              Nominal Feeder Link Site   Nominal Feeder Link Site   Nominal Feeder Link Site

                                                                         to                         to                         to
                                                                45 cm Receive-Only         45 cm Receive-Only         50 cm Receive-Only

dulation Parameters:
nformation Bit Rate per Carrier                    (kbps)             27,647                     27,647                     27,647
FEC Rate                                                                3/4                        3/4                        3/4
Reed-Solomon Ratio (188/204, None)                                   188/204                    188/204                    188/204
Overall Coding Overhead                            (%)                44.7%                      44.7%                      44.7%
Modulation Type (BPSK/QPSK/8PSK/16QAM)                                QPSK                       QPSK                       QPSK
Filter Roll-off Factor ("alpha")                   (%)                  20                         20                         20
k Geometry:
Satellite Longitude                                (°East)            -77.15                     -77.15                     -77.15
Tx E/S City Location                               (name)             Gilbert                    Gilbert                    Gilbert
Tx E/S Longitude                                   (°East)            -111.8                     -111.8                     -111.8
Tx E/S Latitude                                    (°North)            33.4                       33.4                       33.4
Tx E/S Range to Satellite                          (Km)               38,066                     38,066                     38,066
Tx E/S Elevation to Satellite                      (°)                 36.4                       36.4                       36.4
Tx E/S Altitude                                    (m)                300.0                      300.0                      300.0
Rx E/S City Location                               (name)             Miami                     Houston                    Denver
Rx E/S Longitude                                   (°East)             -80.3                      -95.3                     -105.0
Rx E/S Latitude                                    (°North)            25.9                       29.8                       39.8
Rx E/S Range to Satellite                          (km)               36,541                     37,084                     38,116
Rx E/S Elevation to Satellite                      (°)                 59.6                       49.9                       35.8
Rx E/S Altitude                                    (m)                  1.0                       10.0                      1631.0
link (per carrier):
Carrier Frequency                                  (MHz)              17,550                     17,550                     17,550
HPA Power Level (to give required PFD at satellite) (W)                31.9                       32.1                       32.1
HPA Power in dBW                                   (dBW)               15.0                       15.1                       15.1
Post-HPA Losses                                    (dB)                 2.0                        2.0                        2.0
Tx E/S Power to Antenna in dBW                     (dBW)               13.0                       13.1                       13.1
Tx E/S Antenna Diameter                            (m)                 13.0                       13.0                       13.0
Antenna Efficiency                                 (%)                  55                         55                         55
Tx E/S Antenna Gain                                (dB)                65.0                       65.0                       65.0
Tx E/S EIRP                                        (dBW)               78.0                       78.0                       78.0
E/S Pointing Loss                                  (dB)                 0.1                        0.1                        0.1
Atmospheric Loss                                   (dB)                0.41                       0.41                       0.41
Availability up                                    (%)                 99.9                       99.9                       99.9



Document Created: 2008-06-19 12:56:36
Document Modified: 2008-06-19 12:56:36

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