Attachment request

request

REQUEST submitted by EchoStar

request

2007-10-09

This document pretains to SAT-MOD-20070323-00055 for Modification on a Satellite Space Stations filing.

IBFS_SATMOD2007032300055_598272

Table A.13-4 – Uplink Link Budget for 0.65 m antenna ( 2M00G7W) Link Parameters Clear Sky Faded (- 3dB Contour) (-3 dB Contour) Carrier: Uncoded Data Rate (kbps) 2,048 2,048 Modulation QPSK QPSK FEC 0.69 0.69 Carrier Bandwidth (kHz) 2,000 2,000 Link Geometry: Elevation Angle (degrees) 30.0 30.0 Tx E/S Range to Satellite (km) 38,612 38,612 Uplink: Carrier Frequency (MHz) 29,800 29,800 Tx E/S Antenna Diameter (m) 0.65 0.65 Tx E/S Power to Antenna (W) 2.0 8.0 Tx E/S Antenna Gain (dB) 43.9 43.9 Tx E/S EIRP per Carrier (dBW) 46.9 53.0 Atmospheric and Other Losses (dB) 0.7 8.0 99.6% availability Free Space Loss (dB) 213.7 213.7 G/T towards Tx E/S (dB/K) 13.5 13.5 (Eb/No) - Thermal Uplink (dB) 10.0 8.7 (Eb/Io) - (Adjacent satellite interference) (dB) 16.0 16.0 (Eb/No+Io) - Total Actual (dB) 9.0 7.9 (Eb/No+Io) - Total Required (dB) 7.0 7.0 Excess Margin (dB) 2.0 0.9





Document Created: 2007-10-10 17:09:36
Document Modified: 2007-10-10 17:09:36
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