Re: [PLUG] cable modem and a distribution amp

["John Sladek" <jsladek@comcast.net>]

Just Curious, what are you guys using to mesure these levels? and what 
channel are you looking @ them on?

-John Sladek

----- Original Message ----- 
From: <gyoza@comcast.net>
To: "Philadelphia Linux User's Group Discussion List" 
<plug@lists.phillylinux.org>
Sent: Monday, June 11, 2007 11:18 AM
Subject: [PLUG] cable modem and a distribution amp


> Has anyone experienced any benefit or problem after adding a cable 
> distribution amp?  One thing I'm curious about is how the upstream signal 
> is affected.  (I can't see what the upstream power level or noise looks 
> like from the outside.) Everything seems normal so far.
>
> (I added the amp because I plan to split the cable three ways soon.  Not 
> likely, but possibly, four ways in the future.)
>
> Below are the readings I took from my cable modem.
>
> Connection    Signal/Noise (dB)    Downstream (dBmV)    Upstream (dBmV)
>
> direct         38     2    43
> 2-way split    38    -3    45
> 4-way amp      34    11    45
>
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