Satcom C4 Specifications

C-band Transponders
Coverage: 50-state, Caribbean

24 Transponders @ 36 MHz

RF Power: 17 watts
Variable uplink sensitivity
Amp Type: Traveling Wave Tube
Amp Redundancy: 8-for-6
Receiver Redundancy: 4-for-2

Beacon Info: 3700.5 H, 4199.5 V

Launch Date: August 31, 1992
Launch Mass: 1402 kg (3092 lbs)
Launch Vehicle: Delta 7925
Length: 51 feet (arrays deployed)
Expected Lifetime: over 12 years

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