Intelsat 8's Ku-band


Main transponders 6 (5 max per beam)
Backup transponders  
Power 43 W (TWTA)
Bandwidth 72 and 112 MHz
Coverage & EIRP (beam peak to outer edge), steerable
Spot 1: 52.6-44.0 dBW
Spot 2: 51.6-44.0 dBW
G/T (beam peak to outer edge) Spot 1: +11.1 - +2.0 dB/K
Spot 2: +9.5 - +2.0 dB/K
SFD -89.0 - -67.0 dBW/m² (< 2 dB adjustments)
Polarization linear H/V (in-orbit switching possible)
Frequencies Uplink: 14.00-14.50 GHz
Downlink: each transponder can be switched into 1 of the 3 bands:
10.95-11.2 GHz
11.7-11.95 GHz
12.5-12.75 GHz & 11.45-11.70 GHz
Beacons 11.701 & 12.501 GHz linear
11.198 & 11.452 GHz RHCP

Spot 1 is circular (same as spot 3 of Intelsat 7) and spot 2 is elliptical (same as spot 1 of Intelsat 7)

© TBS Internet, all rights reserved. All reproduction, copy or mirroring prohibited. Legal notice
francais anglais contact