| 摘要 |
1,113,162. Magnetic tape recording and play back apparatus; associated working. INTERNATIONAL BUSINESS MACHINES CORPORATION. 24 May, 1966 [30 June, 1965], No. 23103/66. Heading G5R. A recorder unit at a terminal A has a control unit 5 which is operable to connect a recorder 2 to a printer 1 so that the recorder records coded signals or to connect the recorder to a microphone hand set 11 so that the recorder records signals representative of sound. A second recorder unit, similar to that at terminal A is provided at a terminal B, Fig. 1B (not shown). Information may be transmitted from one terminal to the other through subsets 33 (34). Recorder 2 is of the type described in Specification 992,533. |
