cat-5

[Trent Shipley]

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mike havens wrote:
> Will  twisting it at the ends  (so the tswists go under the sheath) fix
> this?
> 
> On Thu, Jul 23, 2009 at 4:55 PM, Technomage <technomage.hawke at gmail.com
> <mailto:technomage.hawke at gmail.com>> wrote:
> 
>     mike havens wrote:
>     > all I need it for is patch cables... and telephone cables. Why doesn't
>     > crosstalk affect the telephone signal?
>     >
>     >
>     most PSTN signalling is of low bandwidth (especially on the "last mile"
>     run). now DSL is kind of an
>     exception to this (except you need line filters on your phones to keep
>     from hearing the "static" of the modem.
> 
>     you can probably get away with 10BaseT signalling on cat 3, but because
>     of how the cable itself is wound
>     (turns per foot, etc) your max length will be very limited. 100BaseT is
>     not recommended at all owing to
>     the large about of bandwidth used (typically greated that 200 Mhz wide)
>     and cat 3 cable will
>     act as an antenna at lengths longer than about 18 inches.
> 
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> 
> 
> 
> -- 
> :-)~MIKE~(-:
> 
> 
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Why do we want to do this again?  I'm trying to figure out how using
phone wire out of specifications can possibly be economical.
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