A circuit arrangement for deriving a phantomcircuit.
用来派生一个幻象电路的电路结构。
2
A circuit arrangement for deriving a phantomcircuit.
一个幻象电路的电路结构。
3
Modules at each end of the cable provide a phantom path for telephony signals between a telephone near the data set and a PBX, through both conductor pairs in a phantomcircuit arrangement.