[OT] Comcast phone service?

Jerry Feldman gaf at blu.org
Thu Jan 5 13:35:20 EST 2006


On Thursday 05 January 2006 10:44 am, Tom Metro wrote:

> The power source may be similar from the end-user perspective, in that
> you get a pair of wires with the standard 48 volts on them, but I doubt
> the manner in which those wires are powered has much resemblance to the
> classic phone company approach. Instead of your wire pair going back to
> a central office, which then has banks of batteries (or maybe just
> generators these days), the cable approach probably uses a small power
> supply hooked to the AC mains at the point where they convert from the
> coax backbone to your telephone pair. (I'd assume that point is in a
> concentrator box mounted on a pole in your neighborhood.)
I'm not sure where they get the power from, but is is not from my house at 
all. It has been a while since I looked at the junction box.

-- 
Jerry Feldman <gaf at blu.org>
Boston Linux and Unix user group
http://www.blu.org PGP key id:C5061EA9
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