APSTAR-IIR: Specification

Model: FS-1300
Stabilization: Stable 3-axis
Weight Spacecraft dry weight: 1415 Kg

At separation: 3700 Kg
Launch vehicle: Long March 3B (LM-3B)
Mission life: 16 years
Station keeping: (+/-) 0.05 degree (E/W.N/S)
C-Band
Number of transponders 28
Channel bandwidth: 1 at 30 MHz and 27 at 36 MHz
Frequency: Receive: 5850 to 6425 MHz

Transmit: 3625 to 4200 MHz
Saturating flux density: -77 to -98 dBW/m2
G/T: -14.4 to -0.4 dB/K
EIRP: 32.1 to 39.1 dBW
Coverage: the whole Asia, substantial parts of Europe, Africa and Australia
Channel gain control: 21dB in 1dB steps
TWTA power level: 60W
Redundancy: 36 for 28 TWTAs

4 for 2 receivers
Ku-Band
Number of transponders 16
Channel bandwidth: 15 at 54 MHz and 1 at 36 MHz
Frequency: Receive:14.0 to 14.5 GHz

Transmit:12.25 to 12.75 GHz
Saturating flux density: -77 to -98dBW/m2
G/T: -1.6 to +7.4 dB/K
EIRP: Beam#1: 43.6 to 53.6 dbW

Beam#2: 42.8 to 56.8 dbW
Coverage: China including Hong Kong, Macau and Taiwan
Channel gain control: 21 dB attenuation in 1dB steps
TWTA power level: 110W
Redundancy: 24 for 16 TWTAs

4 for 2 receivers
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