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Peter_ · 22-10-2009, 17:34

Here is a Sticky for 50Mb power levels across all platforms

Downstream

* Knowsley networks using QAM64 are: -7 to +3 dBmV.

* Knowsley networks using QAM256 are: -3 to +7 dBmV.

* Langley & Bromley networks using QAM64 are: -10 to 0 dBmV.

* Langley & Bromley networks using QAM256 are: -4 to +6 dBmV.

Upstream

* Upstream signal levels (from the modem) should be between 34 and
55dBmV.

22-10-2009, 17:34	#3
Peter_ Catjack Join Date: Jan 2009 Location: Liverpool Services: Samsung V+ XL TV XL Phone 30Mb Superhub Nokia N8 Posts: 19,273	Cable Modem Signal Levels Here is a Sticky for 50Mb power levels across all platforms Downstream * Knowsley networks using QAM64 are: -7 to +3 dBmV. * Knowsley networks using QAM256 are: -3 to +7 dBmV. * Langley & Bromley networks using QAM64 are: -10 to 0 dBmV. * Langley & Bromley networks using QAM256 are: -4 to +6 dBmV. Upstream * Upstream signal levels (from the modem) should be between 34 and 55dBmV. __________________ Look 30Mb Last edited by Maggy J; 14-11-2009 at 23:59.