Forum Discussion
Ick. Amps and splitters. I find it best to have a two way splitter at the demarc, one going to the modem and one going to the amp and then from amp to TV boxes. Modems don't like amps I find. Can you post your signal levels. I want to see if you actually need the amp.
Over the years I have had amps and no amps. Prior to March I had no amp for several years. Cable enters attic and there is a two way splitter, one leg feeding cable modem and the other leg feeding other splitter for TVs, phone etc. I was getting low cable modem signal (about -14 db) plus pixelization at TV and some poor phone audio so the present amp (+15) was put in before all the splits. It is remote powered from an adapter in the house (many years ago I had an amp in the attic and the power brick died due to the heat). Split layout is still the same... two way then another multi-way.
I Can't figure out how to post screenshot of all the levels (insert image/video/file doesn't seem to work for me or I am doing it wrong.) Downstream power is +1 for five channels and 0 for the other three. S/N is 35 or 36 for all channels. Upstream power is 40-43 across the four channels.
- WiderMouthOpen2 years agoEsteemed Contributor II
I Can't figure out how to post screenshot of all the levels
The easiest way is to upload a photo to Imgur and post the link. Basically you have to press the "Click to Join" button on the bottom of the main Internet home page to get the file upload option. See here for more info.
Just to be clear, the amp is on the multiport splitter that feeds the TV's right? Can you bypass the first 2way splitter with a coupler to see if that is causing any issues? Trying to isolate all internal wiring before I suggest contacting Cox for a technician.
Last, have you signed into Cox.com to see if there are any outages in your area?
- deanchat2 years agoContributor
Thanks for the info on posting pics.
The +15 amp comes first (one in, one out), then comes a two way (passive) splitter. This splitter has one output feed the cable modem and the other ouput is sent to another passive (three or four way) splitter. The outputs of the second splitter feed the TVs and phone modem (I have a separate modem for the phone).
Cox posted a "network interruption in your area" banner now on my account page. Maybe they saw this thread...
- WiderMouthOpen2 years agoEsteemed Contributor II
Hmm, I would rather see it go 2 way splitter > 1 side to modem
1 side to amp > 3 way splitter > TVs.
I would give it a day to see if the network interruption goes away. It may not be relevant though. Are you able/wanting to move your splitters and amp around or do you want to leave that to a technician? The bad part of leaving it to a tech is the possible charge.
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