Summary

Recommendation ITU-T G.8273.3/Y.1368.3 defines the minimum requirements for telecom transparent clocks (T-TCs). These requirements apply under normal environmental conditions specified for the equipment.

This Recommendation includes: clock accuracy, noise generation, noise tolerance, noise transfer, and transient response for T-TCs.

Amendment 1 changes the notes in clauses 7.1.1, 7.1.2 and 7.13, and adds Appendix III.