Some of the World’s Atomic Clocks Were Off Last Week (by 5-Millionths of a Second)

Time appeared to skip a beat last week when some of the world’s most accurate clocks were affected by a wind-induced power ...
EDN

Advantages of timing networks with cesium atomic clocks

In a telecommunications network, every network element with synchronous intermachine links requires proper synchronization to minimize transport errors. A good example of synchronization is a network ...

Fire-weather alert in Colorado knocked out timekeeping across the internet

NIST restored the precision of its atomic clocks after a power outage caused by a power outage disrupted operations. Discover ...
Hackaday

Cesium Clock Teardown, Or Quantum Physics Playground

Half the fun of getting vintage test equipment is getting to open it up. Maybe that’s even more than half of the fun. [CuriousMarc] got an HP 5061A Cesium clock, a somewhat famous instrument as the ...

Power outage in Boulder area affects atomic clock, "Time is not broken" NIST says

Due to the power outage, time (very) briefly stood still at the NIST Internet Time Service facility in Boulder.
Nasdaq

Adtran launches optical cesium clock upgrade to enhance short-term stability for precision timing applications

Industries such as metrology, aerospace and defense need ultra-stable timing for accurate data collection and reliable communication Adtran’s Oscilloquartz optical cesium clock now features the ESTU ...
EDN

Cesium Atomic Clock is 50 Years Old

2005 marks the 50th anniversary of the cesium atomic clock. In 1955, Dr. Louis Essen and Jack Perry developed the first accurate cesium atomic clock at the National ...
GPS World

ADVA launches ePRC optical cesium clock for network backup

ADVA has launched a ePRC optical cesium atomic clock solution to protect synchronization networks during GNSS disruptions. The OSA 3350 ePRC+ offers vital backup for mission-critical infrastructures ...
SDxCentral

Cesium clock synchronizes telecoms systems precisely for months

A new atomic clock will keep data center equipment precisely synchronized for months, if global time services including GPS are unavailable or blocked. The 5071B cesium atomic clock from Microchip ...
Los Angeles Times

New and improved atomic clock: A revolution in timekeeping is coming

With a new and improved atomic clock, the standard of time in America is about to change -- a teeny, tiny bit. For the first time in 15 years, the National Institute of Standards and Technology, or ...
Scientific American

Cesium Clock Faces Ytterbium Challenge

You’ve given some thought to oxygen, carbon, uranium. But you’ve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and ...
Popular Science

The World’s Most Precise Clocks: 100 Times More Precise Than Cesium Atomic Clocks

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. At the foot of the mountains abutting Boulder, Colorado, in the labs ...