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Berk-Tek公司宣称,已在它的LAN-TEK~(TM)局域网线缆产品中增加了双绞线加光纤的复合缆(即TPPF系列)。这种TPPF系列包括非屏蔽双绞线、屏蔽双绞线和光纤的不同复合型式。标准复合缆可容纳:①一组或两组形式的两根屏蔽双绞线,适用于IEEE 802.5令牌环路和IBM(国际商用电子计算机)布线系统;①一组或两组形式的四个非屏蔽双绞线,适用于话音、数据或局域网,诸如IEEE 802.5和以太网;③1至6个光纤对,适用于局域网,如光纤分布式数据接口。
Berk-Tek claims it has added twisted-pair and fiber-optic hybrid cables (TPPF series) to its LAN-TEK ™ (TM) LAN cable products. The TPPF family includes different combinations of unshielded twisted pair, shielded twisted pair and fiber optics. Standard composite cable can accommodate: ① One or two groups of two shielded twisted pair, suitable for IEEE 802.5 Token Ring and IBM (International Business Machines) cabling system; ① One or two groups of four Unshielded twisted pair, suitable for voice, data or local area network such as IEEE 802.5 and Ethernet; ③ 1 to 6 pairs of optical fibers, suitable for LAN, such as optical fiber distributed data interface.