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    • Map showing Signal coverage from the Optus D1 satellite.
    Rights: Optus, Australia Published 27 March 2013 Size: 40 KB Referencing Hub media

    Signals from the Optus D1 satellite are shaped to cover all of Australia and New Zealand. The darker areas show where the signal strength received will be greatest.

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      Satellite communications

      Communications satellites are used to send and receive radio signals for television, phone or internet communications. Large concave reflectors called satellite dishes are normally used to send ...

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