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Directv 9S


Also called DTV 9S and DBS 9S, S2669 S2689

General


Designation 29494 / 06043A
Launch date 13 Oct 2006
Country of origin United States
Mission Direct TV
Geostationary orbit 101.1°W
Launch vehicle Ariane V173

May backup Directv 4S or 7S. FCC authorized in Jul 2006.
Tested at 138°W

External resources


sat-index articles


Technical data


Lyngsat transponder loading



Specifications


Prime contractor SS/L
Platform FS-1300
Mass at launch 5535 kg
Dry mass 2364 kg
Dimension 7.5 x 2.9 x 3.3 m
Solar array 31 m span
Stabilization 3-axis
DC power BOL: 12656 W
Design lifetime 15 years

TT&C to reach GEO: 14.002-14.004 & 14.496-14.498 GHz

Ku-band


Main transponders 52
Backup transponders  
Power  
Bandwidth  
Coverage Conus, Alaska, Hawaii with 27 spot beams
EIRP max  
G/T max  
Polarization LHCP & RHCP
Frequencies uplink: 17.3-17.8 GHz
downlink: 12.2-12.7 GHz

It can also be configured to provide up to 44 transponders broadcast into 30 beams.
Ku-band DBS US frequency chart

Ka-band


Main transponders
Backup transponders  
Power  
Bandwidth  
Coverage  
EIRP max  
Polarization  
Frequencies uplink: 28.35-28.60, 29.25-29.5, 29.50-30.00 GHz
downlink: 18.3-18.8, 19.7-20.2 GHz


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