New Atomic Fountain Clock Props Up the World's Time With Pinpoint Precision

New Atomic Fountain Clock Props Up the World's Time With Pinpoint Precision

Learn about NIST-F4, the latest cesium fountain clock that now stands as one of the most accurate timekeepers in the entire world.

via Hackaday: Atomic Clock Trades Receiver for an ESP8266 – This Week in Amateur Radio

The advantage of a radio-controlled clock that receives the time signal from WWVB is that...