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Composite clock: a new algorithm for servoing a VCO firstly to a hydrogen maser clock and then to a caesium clock

P M Mbaye, A Makdissi, C Plantard and F Vernotte

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We present the theory and the development of an algorithm used for locking a voltage controlled oscillator (VCO) to a hydrogen maser clock (HM clock) and then to a caesium clock (Cs clock). This algorithm is the heart of a composite clock using these three oscillators.


PACS

84.30.Ng Oscillators, pulse generators, and function generators

06.30.Ft Time and frequency

Subjects

Electronics and devices

Instrumentation and measurement

Dates

Issue 6 (December 2008)

Received 16 July 2008, in final form 10 September 2008

Published 5 December 2008



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