| 释义 |
loop jack switchboard
回路插座开关板
A patch panel with rows of jacks for physical access to local loops (maximum capacity of 90 channels). Each column of four jacks accesses one localloop and consists of looping jacks, a set jack, and a miscellaneous jack.
一种插接板,具有成排的插座,用于物理上访问局部回路(最大容量是90个通道)。每一列的四 个插座连接一个局部回路,它们是由回路插座、设备插座和其它插座组成的。 |