Attachment Schedule S document

This document pretains to SAT-LOI-20041228-00228 for Letter of Intent on a Satellite Space Stations filing.

IBFS_SATLOI2004122800228_413807

Table 4. Command, Telemetry and Beacon Link Parameters For GEO and
Transfer Orbit.
                               Command               Telemetry            Beacon
                               Xfer GEO              Xfer   GEO            GEO

Polarization                   LHCP     LHCP         LHCP     LHCP        LHCP
Power into Antenna, dBW        27       27           14       0           -20.4
Power Density, dBW/m2          -33      -33          -34.6    -51.6       n/a
Tx Antenna Gain (7 m), dBw     60.2     60.2         -3       16 (horn)   45.4
Eirp, dBW                      87.1     87.1         11       16          25.0
Eirp Density, dBW/Hz           27.1     27.1         -37.6    -35.6       n/a
PFD, dBW/m2                    -75.3    -75.3        -140     -146.3      n/a
Required PFD, dBW/m2           -105     -105         n/a      n/a         n/a
Space Loss, dB                 -209.1   -209.1       -206.1   -206.1      -206.1

Rx Antenna Gain, dBi           -3       19 (horn)    57.2     57.2        33.5
Bandwidth, dB                  60       60           48.6     51.6        40
CNR, dB                        15.0     37.9 (1)     21.3     23.3        18.5
Data Rate, bps                 250      250          2,400    4,800       n/a


(1) Power can be reduced during normal operations.



Document Created: 2005-01-19 08:20:32
Document Modified: 2005-01-19 08:20:32

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