| 单词 | Table T-1: North American Digital Hierarchy: T-carrier |
| 释义 | Table T-1: North American Digital Hierarchy: T-carrier Digital Signal (DS) Level Data Rate 64-Kbps Channels (DS-0s) Equivalent T1s DS-0 64 Kbps 1 1/24 DS-1 (T1) 1.544 Mbps 24 1 DS-1C (T1C) 3.152 Mbps 48 2 DS-2 (T2) 6.312 Mbps 96 4 DS-3 (T3) 44.736 Mbps 672 28 DS-4 (T4) 274.176 Mbps 4,032 168 DS-5 (T5) 400.352 Mbps 5,760 250 See also analog, carrier, digital, DS-0, E-carrier, fractional T1, J-carrier, µ-law, signaling rate, T1, T1C, T2, T3, T4, T5, TDM, and transmission rate. See also digital signal hierarchy for a side-by-side comparison of the North American, European, and Japanese digital hierarchies. |
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