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Radio Frequency (RF) Specifications
179
Radio Frequency (RF) Specifications
Table 51: DOCSIS Maximum Upstream Channel Rates and Widths
Symbol Rate
(ksym/sec)
Channel Width
(kHz)
1
Bit-rate/sec
(QPSK)
Bit-rate/sec
(16QAM)
160 200 320,000 640,000
320 400 640,000 1,280,000
640 800 1,280,000 2,560,000
1,280 1,600 2,560,000 5,120,000
2,560 3,200 5,120,000 10,240,000
1. Channel width is the -30 dB bandwidth.