G.811

G.811Timing characteristics of primary reference clocksis a recommendation from theITU Telecommunication Standardization Sector (ITU-T).It specifies requirements for primary reference clock devices insynchronization networks.It discusses timing requirements for connecting national telecommunications networks.^[1]Primary reference clocks need to be highly accurate and are often based oncaesium atomic clocksthat meet the standards of G.811.^[2]

References

^Smith, David R. (2003).Digital Transmission Systems.Springer Science & Business Media. p. 652.ISBN 978-1-4020-7587-2.
^Manning, Trevor (2009).Microwave Radio Transmission Design Guide.Artech House. p. 88.ISBN 978-1-59693-457-3.

External links

Recommendation G.811,International Telecommunication Union,September 1997,retrieved2012-09-28

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[Smith2003-1] Smith, David R. (2003).Digital Transmission Systems.Springer Science & Business Media. p. 652.ISBN 978-1-4020-7587-2.

[Manning2009-2] Manning, Trevor (2009).Microwave Radio Transmission Design Guide.Artech House. p. 88.ISBN 978-1-59693-457-3.

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