Radio clock definitions

Radio clock

1) Radio technology
Found on https://www.crosswordclues.com/clue/radio-clock

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Radio clock

A radio clock or radio-controlled clock is a clock that is synchronized by a time code transmitted by a radio transmitter connected to a time standard such as an atomic clock. Such a clock may be synchronized to the time sent by a single transmitter, such as many national or regional time transmitters, or may use multiple transmitters, like the Gl...
Found on http://en.wikipedia.org/wiki/Radio_clock

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