monoprice.com they are silly cheap for 5e and 6 On Thu, Jul 23, 2009 at 3:56 PM, Michael Butash wrote: > Mike, > >  Trick is the wires have to be twisted throughout to minimize > interference, doing so at the ends won't help.  Newer standards like > cat6 and higher have internal dividers to reduce crosstalk between > twisted pairs even, and cat7 makes use of individually shielded twisted > pairs to all together remove possibility of crosstalk (assuming you > terminate them properly too).  Consistency is the key for minimizing > physical modulation problems on the line.  You're fighting an uphill > battle trying to coerce cat3 to work for networking, best relegate it > analog voice only. > >  I'm with Trent that you're probably money ahead to just buy some cat5e > (at least) somewhere, especially if you need patch cables.  Or if you > have some time, you find good deals on cable from ebay or other online > retailers, far better than going to fry's electronics and overpaying for > their crap.  I sniped an expensive 1000ft roll of high-quality bertek > cat6 off ebay for 80 bucks shipped a while ago, so you can find good > deals.  I bought several 1000ft rolls of generic shielded cat6 recently > for 150 each shipped, but this is far more quality than you probably > need, and I've seen them cheaper since.  Roughly a hundred bucks should > buy you a 1000ft roll of unshielded cat6 that'll last you ages, and > futureproof since gigabit gear has come down in price significantly.  At > least until your friends find out you have bulk cable.  :) > > -mb > > > On Thu, 2009-07-23 at 18:18 -0400, 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 >> 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. >> >> >>         --------------------------------------------------- >>         PLUG-discuss mailing list - >>         PLUG-discuss@lists.plug.phoenix.az.us >>         To subscribe, unsubscribe, or to change your mail settings: >>         http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss >> >> >> >> >> -- >> :-)~MIKE~(-: >> --------------------------------------------------- >> PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us >> To subscribe, unsubscribe, or to change your mail settings: >> http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss > > --------------------------------------------------- > PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us > To subscribe, unsubscribe, or to change your mail settings: > http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss > -- A mouse trap, placed on top of your alarm clock, will prevent you from rolling over and going back to sleep after you hit the snooze button. Stephen --------------------------------------------------- PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us To subscribe, unsubscribe, or to change your mail settings: http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss