| 单词 | Table A-1: ADSL Maximum Data Rates |
| 释义 | Table A-1: ADSL Maximum Data Rates Maximum Data Rate American Wire Maximum Metric Gauge Maximum Gauge (AWG) Distance (ft.) Distance (km.) 1.544 Mbps (T1) 2.048 Mbps (E-1) 24 18,000 ft. 0.5 mm 5.5 km 1.544 Mbps (T1) 2.048 Mbps (E-1) 26 15,000 ft. 0.4 mm 4.6 km 6.144 Mbps (4 x T1) 24 12,000 ft. 0.5 mm 3.7 km 6.144 Mbps (4 x T1) 26 9,000 ft. 0.4 mm 2.7 km Source: DSL Forum Since the original ADSL standards were released in 1999, development efforts have continued and several enhanced versions have been released in the forms of ADSL2 and ADSL2+. See also ANSI, asymmetric, AWG, bandwidth, Bellcore, broadband, channel, CO, crosstalk, Data Link Layer, DMT, downstream, DSL Forum, E-1, FEXT, frequency band, FTTC, FTTN, FTTP, G Series, headend, ITU-T, local loop, metric gauge, narrowband, NEXT, OFDM, OSI Reference Model, Physical Layer, POTS, QAM, RBOC, symmetric, T1, transmission rate, upstream, UTP, voice grade, and xDSL. |
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