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  2. Atomic Clock Ensemble in Space - Wikipedia

    en.wikipedia.org/wiki/Atomic_Clock_Ensemble_in_Space

    Atomic Clock Ensemble in Space (ACES) is a project led by the European Space Agency which will place ultra-stable atomic clocks on the International Space Station. Operation in the microgravity environment of the ISS will provide a stable and accurate time base for different areas of research, including general relativity and string theory ...

  3. Atomic clock - Wikipedia

    en.wikipedia.org/wiki/Atomic_clock

    Toggle the table of contents. ... Print/export Download as PDF; ... which is maintained by an ensemble of atomic clocks around the world.

  4. Department of Defense master clock - Wikipedia

    en.wikipedia.org/wiki/Department_of_Defense...

    The master atomic clock ensemble at the U.S. Naval Observatory in Washington D.C., which provides the time standard for the U.S. Department of Defense. [1] The rack mounted units in the background are caesium beam clocks. The black units in the foreground are hydrogen maser standards.

  5. List of atomic clocks - Wikipedia

    en.wikipedia.org/wiki/List_of_atomic_clocks

    Toggle the table of contents. List of atomic clocks. ... Print/export Download as PDF; ... 18 cesium atomic clocks and 4 hydrogen maser clocks

  6. Master clock - Wikipedia

    en.wikipedia.org/wiki/Master_clock

    Master clock (at left) driving several slave clocks in an enthusiast's garage. The third one from the left at the top is a radio-controlled clock for reference. The master atomic clock ensemble at the U.S. Naval Observatory in Washington, D.C., which provides the time standard for the U.S. Department of Defense. [1]

  7. List of UTC timing centers - Wikipedia

    en.wikipedia.org/wiki/List_of_UTC_timing_centers

    List of UTC timing centers is a list of over 70 recognized maintainers of atomic clocks around the world from which UTC is calculated. [1] Below are links to some of the more notable time centers which contribute to the calculation of UTC.

  8. Category:Atomic clocks - Wikipedia

    en.wikipedia.org/wiki/Category:Atomic_clocks

    Print/export Download as PDF; Printable version; In other projects Wikimedia Commons; ... Atomic Clock Ensemble in Space; List of atomic clocks; Atomic fountain;

  9. Oscilloquartz - Wikipedia

    en.wikipedia.org/wiki/Oscilloquartz

    Oscilloquartz, a company of Adtran Inc., is a manufacturer of network and application timing technology including atomic clocks, grandmaster clocks, PTP slave and boundary clocks, GNSS clocks and Time Scale Systems. Oscilloquartz's portfolio also includes its Ensemble synchronization monitoring and management software.