An addressable satellite radio system for hazard warning was demonstrated to Sir Arthur C. Clarke in Colombo. The radio set can be switched on from the master control, and converted from a conventional radio to a specialized hazard alert system.
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Learn more about Lingua »An addressable satellite radio system for hazard warning was demonstrated to Sir Arthur C. Clarke in Colombo. The radio set can be switched on from the master control, and converted from a conventional radio to a specialized hazard alert system.