[thelist] cable modem bandwidth

Daniel J. Cody djc at five2one.org
Wed Sep 13 02:17:51 CDT 2000


its all an estimate, and there are a lot of factors to consider.. i 
didn't want to get into the high end side of things, but you're right on 
the money tony


Tony Grimes wrote:
> On Tue, 12 Sep 2000, Daniel J. Cody wrote:
> > Typically you'll see 1.5Mbps at 18,000 feet; 2Mbps at 16,000 feet;
> > 6Mpbs at 12,000 feet; 8.5Mbps at 9,000 feet from the phone company
> > download speeds.
> It's important to remember if you're thinking of getting DSL that
> distance from the phone company is an estimate. The real requirement is
> resistance on the line (usually 900 ohms for guaranteed ADSL) which is a
> function of the copper line length (among other things) running from the
> home to the local phone exchange.
>      A lot of phone lines will "go around the block" a few times before
> they get to a home, especially in old areas of a city. You can
> physically be well within the limits of a phone exchange, but still be
> inelligible (how's THAT for spelling :) because the resistance is too
> high on the line. 
>      Another requirement is you need a continuous copper line running from
> the home to the phone exchange. This means new sub-divisions may not get
> DSL because they use digital loop carriers to get POTS (plain old
> telephone service).
>      In this respect, cable is definitely more reliable since almost all
> areas can get it (if it's offered).
> ..tony
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