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AMC-21 is based on a STAR-2 satellite bus that provides 4.4 kilowatts of power for the communications payload. The platform will support a 15-year on-orbit mission life. [3] It carries 24 Ku-band transponders at 36 MHz, which will be used to broadcast television signals to Canada, United States, Mexico, the Caribbean, and Central America.
On August 5, 2022, AMC 8 ends its life cycle and was replaced by the SES 22 satellite. AMC-11: 131° W: Lockheed Martin: A2100A: 24 C-band, 20 watts (USA, Canada, Mexico, Caribbean) 19 May 2004: Atlas 2AS [1] On December 1, 2022, AMC 11 ends its life cycle and was replaced by the SES 21 satellite. AMC-15: 105° W: Lockheed Martin: A2100AX: 24 K ...
AMC-21: Orbital ATK GEOStar-2: United States SES: Comsat: Canada, United States, Mexico, Caribbean, Central America: 14 August 2008 Ariane 5 ECA: Ku-band satellite 123.0°W: Galaxy 18: LS-1300: United States Intelsat: Television and radio broadcasting North America: 21 May 2008, [[Zenit Hybrid C/K u-band satellite 2008-11-19 121.0°W: Galaxy-23 ...
SES-1 operates in geostationary orbit, and is intended to be located at a longitude of 101° West, where it will replace the AMC-2 and AMC-4 satellites. SES-1 enables high-definition television signals to very small aperture terminals in the United States.
On July 21, 2021, a few weeks after this transition, PBS decommissioned two more satellite feeds, SD05 and SD06, at 2:56 p.m. ET. On January 20, 2023, PBS's main transponder on AMC-21 (which included HD01-HD03, HD06, SD02, SD04, and SD08) began simulcasting on Galaxy 16, a satellite at orbital position 99°W.
AMC-4 (formerly GE-4) is a commercial broadcast communications satellite owned by SES World Skies, part of SES (and formerly GE Americom, then SES Americom). Launched in 1999, from Centre Spatial Guyanais, ELA-2 by Ariane 44LP H10-3. It provides coverage to North America, Latin America, Caribbean.
Galaxy 19 is a communications satellite owned by Intelsat located at 97° West longitude, serving the North American market. Galaxy 19 replaced Galaxy 25 which is nearing the end of its design life and has been moved to 93.1°W longitude.
AMC-6, formerly GE-6, is a commercial broadcast communications satellite owned by SES Launched on 21 October 2000, from Baikonur Cosmodrome in Kazakhstan, AMC-6 became the fifth hybrid C-band / Ku-band satellite in the GE Americom fleet.