DIN EN 300462-4-1:2000-06
Действует
Transmission and Multiplexing (TM) - Generic requirements for synchronization networks - Part 4-1: Timing characteristics of slave clocks suitable for synchronization supply to Synchronous Digital Hierarchy (SDH) and Plesiochronous Digital Hierarchy (PDH) equipment (Endorsement of the English version EN 300462-4-1 V 1.1.1 (1998-05) as German standard)
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