Physikalisch-Technische Bundesanstalt
The Physikalisch-Technische Bundesanstalt (PTB) is based in Braunschweig and Berlin. It is the national institute for natural and engineering sciences and the highest technical authority for metrology and physical safety engineering in Germany.
Related Topics:
Braunschweig - Berlin - Metrology - Germany
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Part of its brief is the accurate measurement of time. It is responsible for the German atomic clock DCF77.
Related Topics:
Atomic clock - DCF77
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