https://www.nist.gov/image/wwv-boulder-radio-communication-facility
In October 1949, Congress authorized $4.5 million for "the construction and equipment of a radio laboratory building for the National Bureau of Standards,"...
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https://www.nist.gov/pml/time-and-frequency-division/time-distribution/radio-station-wwv
Notice: Since November 15, 2021, WWV and WWVH has been broadcasting a test signal on minute 8 of eac
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