现在我们使用的电话机都有一对电话线联着,搬动不方便。“无绳电话”指的是不用这对电话线连接。它可以在室内任意搬动,使用十分方便。无绳电话设备由终端机和中转机两部分组成。终端电话机里装有一套袖珍式无线电收发设备。中转机内也装有一套相应的无线电收发设备,可与终端机间沟通无线电联络。架到电话局的电话线就联在中转机上。用户打电话时,电话机送出的拨号脉冲和话音信号,经过无线电设备转换成相应的电磁波,发往中转 Now we are using a telephone line with a pair of phone lines, moving inconvenient. “Cordless phone ” means that you do not need this pair of phone lines to connect. It can be moved indoors, easy to use. Cordless telephone equipment by the terminal and transit machine in two parts. The terminal phone is equipped with a pocket-sized radio transceiver. The transfer machine is also equipped with a corresponding set of radio transceiver devices that can communicate with the terminal radio contact. The telephone line to the telephone office is connected to the transit machine. When the user dials the dial pulse and voice signal sent by the telephone, it is converted to the corresponding electromagnetic wave by the radio equipment and sent to the transit