Attachment Schedule S DOC 30

This document pretains to SAT-AMD-20100514-00101 for Amended Filing on a Satellite Space Stations filing.

IBFS_SATAMD2010051400101_817413

                  MSAT DATA1 Carrier EOC Link Budget
                                             FORWARD         RETURN
PARAMETER                         UNITS     (Hub to User)     (User to
                                                               Hub)
Noise Bandwidth                    kHz                 168            168
Boltzmann’s constant             dBW/Hz·K           -228.6        -228.6
              UPLINK                                 Clear         Clear
Frequency                          GHz                  13           1.64
Earth Station EIRP                 dBW                55.4            6.5
Body Shielding Loss                 dB                   x              0
Polarization Loss                   dB                   x           -0.5
Free Space Loss                     dB              -206.7        -188.8
Uplink Fade                         dB                   0              0
Satellite Antenna Gain, EOC         dBi                 29             29
Received Carrier Power             dBW              -122.3       -153.78
Satellite G/T                      dB/K                 -1              5
Intersystem Interference
Allowance                          dB                  0.5             1

C/No                              dB·Hz               75.8         49.82

C/Imo                             dB·Hz               74.3          76.3

Satellite C/(No+Io)               dB·Hz               71.9          49.8
             DOWNLINK
Frequency                          GHz                1.55            11
Satellite Active Gain              dB                123.3           122
Satellite Antenna Gain, EOC        dBi                  29            29
Satellite EOC EIRP                dBW                   30         -2.78
Free Space Loss                    dB               -188.5        -205.2
Downlink Fade                      dB                    x             0
Earth Station G/T                 dB/K               -25.3          36.5
Interference Allowance             dB                    1           0.5
C/No                              dB·Hz               43.8         56.62
                LINK
Link C/(No+Io)                    dB·Hz               43.8          49.0
Required C/No                     dB-Hz               41.2          41.2
 Margin                            dB                  2.6           7.8



Document Created: 2010-05-18 09:03:11
Document Modified: 2010-05-18 09:03:11

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