<br><br><div class="gmail_quote">On Dec 18, 2007 8:22 PM, David Nicol <<a href="mailto:davidnicol@gmail.com">davidnicol@gmail.com</a>> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
I've been suggesting this kind of thing for years<br><br><a href="http://www.news.com/8301-11128_3-9835281-54.html?part=dtx&tag=nl.e433" target="_blank">http://www.news.com/8301-11128_3-9835281-54.html?part=dtx&tag=nl.e433
</a><br><br><br>--<br>Looking back, I realize that my path<br>to software as a career began at the<br>age of seven, when someone taught<br>me to count in binary on my fingers.<br>_______________________________________________
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Actually, the standard telecom voltage has been 48 vdc,<br>
With two interesting triviata.<br><br>The term "Ring" refers to the ring of a plug that is the direct ancestor of what we use for musical instruments today<br><br>So "Tip" refers to the TIP of that same plug.
<br><br>The other odd details of note are that in the original "Bell System" most phone wiring for POTS was on either Red Green Yellow 3w cable or Red Green Yellow Black 4c wire.<br><br>The oldest connections used Red and Green for the talk and dial circuit and the Yellow was often used for either Ringing or party line user identification -where the GREEN wire was POSITIVE and called TIP.
<br>The RED wire was Negative and called Ring<br>The Yellow wire was called SLEEVE or the rearmost part of the plug with BLACK as a second sleeve in my recall of the systems. Curiously when I fact checked myself the Yellow wire use seemed to be regional and not totally consistent even in the same region..
<br><br><br>Oren Beck<br><br>816.729.3645