Re: : DSL Issues: (Was: Best DSL Modem?)

On Sun, Jun 01, 2014 at 08:46:29PM -0400, [email protected] wrote:
> For those who are interested in my adventures getting DSL functional again:
> 
> I inspected the phone wiring at the point where it enters the house, and
> in my previous installations of phone lines, I had used plastic ties on
> one of the phone lines to tie it to a cold water pipe. That pipe is
> sweating copiously in the warm weather, so it could be that the
> combination of water and being close to a metallic surface would attenuate
> the DSL signal. In any case, I insulated the pipe and moved the wire away
> from the pipe.
> 
> I moved the modem to a second floor phone outlet where it seems to work
> semi-reliably. I have a temporary ethernet cable up to the third floor to
> my working computer, and that functions reliably..at least for the moment.
> 
> My existing system does not split the line where it enters the house.
> There are filters on all the phone outlets, an arrangement which used to
> work properly.
> 
> There are several suggestions on the internet (including Len's comment,
> below) that it is better to split the POTS and ADSL lines close to the
> demarcation point - ie, where the phone line enters the building. That
> makes sense, since the added capacitance of the other phone lines would
> tend to attenuate the ADSL signal. So the idea is to split the signal at
> the demarc, and then use the second set of wires in the phone cable
> (yellow and black) up to a separate phone outlet that is used only as an
> ADSL connection.
> 
> Tomorrow I'll contact Wilcom and see if I can order a suitable splitter:
> 
> http://www.wilcominc.com/item.cfm?ProdID=35&result=1&stockalert=No#skus
> 
> (Their webpage suggests using UPS for delivery. I will attempt to use USPS
> instead, since UPS charge atrocious border clearance fees.)

That only mentions ADSL2+.  I think
this is the one that was installed for me:
http://comtestnetworks.com/our-products/residential-dsl-splitters-cpe/dsl-splitter/
it does list VDSL (and mentions 30MHz, not 2MHz).

> Any other suggestions, such as a local source for the splitter, would be
> welcome.
> 
> (The 8-Port Ethernet switch also appears to be acting up, but one
> technical challenge at a time..).
> 
> What do people do who do not have a resident electrical engineer to sort
> out this stuff?

Hmm, you pay someone or do it yourself. :)

-- 
Len Sorensen
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