| 摘要 |
PURPOSE:To prevent erroneous hearing by providing a call recorder to a master set of cordless telephone, and controlling the recorder with a control signal from a slave set of the cordless telephone. CONSTITUTION:The recorder 2 is provided to the master set 1 of cordless telephone connected to telephone lines L1, L2. When the content of a call is complicated, the 1st control signal f2 is transmitted from the slave device, the recorder 2 is set to the recording mode with an output of the 1st control signal detecting circuit 7 and the call is recorded. When the content of the call is played back again at the end of call 3, the 2nd control signal f3 is transmitted from the slave device, the recorder 2 is set to the reproducing mode in the master device with the output of the 2nd control signal detection circuit 8, the recorded part is rewound and reproduced. The content of the call reproduced is transmitted from a transmission circuit 5 of the master set to the slave set. |
