[Kushan]

Originally Posted by craigj2k12

Data rate = #_Bits_per_symbol * Symbol_Rate

Bits per symbol = 4
Symbol Rate = 5120000

= 20,480,000

or 20.48Mb/s

---------- Post added at 13:30 ---------- Previous post was at 13:30 ----------

http://volpefirm.com/blog/docsis-101...1_upstream-rf/

So it's because Virgin uses QAM16, then? Today I learned.