| 摘要 |
An adaptor (10) is disclosed for use with a cellular telephone set having a hand set with a telephone modular plug releasably connected to a telephone modular jack in the telephone set. The adaptor (10) has a housing and an adaptor modular jack (14) mounted in the housing which is adapted to receive the hand set modular plug. A plurality of output ports (40) are electrically connected to the respective pins of the adaptor modular jack (14). A plurality of input ports (36) are electrically connected to respective ones of the plurality of output ports (40). An adaptor modular plug (20) is connected to the input ports (36) and is adapted to be plugged into the telephone set modular jack. A plurality of single pole switches are mounted in the housing. There is one switch for each output port and the switches are divided into first and second sets. Each switch has a first and second side. A plurality of tap lines (42) connect each output port to one side of the switches. A tape jack (16) with two terminals has one terminal connected to the second side of the first set of terminals and the other terminal is connected to the second side of the second set of switches. The plurality of output ports (40) and input ports (36) and the tape jack (16) are also mounted in the housing. |
