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Exchange of information between devices. Communication can be wired or wireless.

13 votes
3 answers
3k views

How much power do I need to transmit a radio signal through a solid ice crust 100 km thick?

Imagine I put a floating probe inside the subglacial ocean of Encelado or Europa: how much power should my radio have to be able to communicate from external surface with the probe? Or, in different w …
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