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This is a list of the satellites operated by Optus, an Australian telecommunications company. The satellite communications facility is located at Belrose on Sydney’s Northern Beaches. Optus' satellites are divided into 4 classes A, B, C and D. As of April 2014 it owns and operates Optus B3, Optus C1, Optus D1, Optus D2 and Optus D3 . Optus A1, Optus A2, Optus A3 and Optus B1 satellites have been retired . Optus has the largest network of satellites in Australia and New Zealand. On February 2, 2014 NBN Co of Australia chose Optus for a five-year contract to operate two purpose-built satellites to deliver high speed broadband across rural and remote Australia.〔(【引用サイトリンク】title=Optus to take control of NBN Co satellites )〕 ==A-Class== *Satellite Type: Hughes HS-376 *Design Life: 7 Years for A1 & A2 - 10 Years for A3 *Equipment: 15 Ku band transponders (including four 30W transponders and eleven 12W transponders)〔(【引用サイトリンク】 publisher = Boeing )〕 *Diameter: 2.2m〔 *Height: 2.9m (stowed), 6.3m (deployed)〔 The Aussat A-Class satellites were funded by the Government for Aussat Pty Ltd. When Optus was granted a telecommunications carrier licence in 1991, it was bundled with the purchase of Aussat Pty Limited as part of the carrier licence deal. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Optus (satellite)」の詳細全文を読む スポンサード リンク
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