I don't think it would be that hard to transmit back. Think of your cell phone. It transmits miles away from a small, low power device. Something similar, if not identical could be used. Kind of like dish broadband, you send information by telephone line, you could send information across cellular frequencies.
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I don't think it would be that hard to transmit back. Think of your cell phone. It transmits miles away from a small, low power device. Something similar, if not identical could be used. Kind of like dish broadband, you send information by telephone line, you could send information across cellular frequencies.