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Intelsat 1, also called Early Bird, was the world's first commercial communications satellite. It provided the first scheduled transoceanic TV service and was operational for 3.5 years. In 1984, the satellite was briefly reactivated to celebrate ITSO's 20th anniversary. Spacecraft: Spin stabilized. Payload: Two 6 W transponders with 50 Mhz bandwidth. No multiple access.240 voice circuits or one TV channel. Design Life: 18 months. Typical orbit: Geosynchronous. Length: 0.59 m (1.93 ft). Maximum Diameter: 0.72 m (2.36 ft). Mass: 39 kg (85 lb). Intelsat 1 Chronology
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