Lots More Information
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Sources
- XM Radio. (Oct. 10, 2008)
http://www.xmradio.com/about/fast-facts/technical.xmc - Sirius Satellite Radio. (Oct. 10, 2008)
http://www.sirius.com/aboutus - 1worldspace. (Oct. 10, 2008)
http://www.1worldspace.com/corporate/
