STP cable

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	Question by saravan kumar posted 14 Oct 2005
	STP cable
whether cat 5e STP cable and FTP cable are same? In ftp cable an aluminium foil wrapped over 4 twisted pairs and a single metal strand .
	Answer by Joseph Golan posted 14 Oct 2005
Dear saravan, STP usually refers to an IBM Type 1 type cable which is 2 pair 22 awg and has a nominal impedence of 150 ohms, it is not pair of the "category" cables. FTP is 4 pair 24awg and has a nominal impedence of 100 ohms. Sincerely, Joseph Golan, RCDD
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