WIRED REMOTE CONTROL DEVICE
PURPOSE:To facilitate handling a device and product it with a low cost, by switching automatically the voice output in accordance with the presence or the absence and the type of plugs connected to an earphone or a remote control transmitter of a device body. CONSTITUTION:The device is so constitute...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | PURPOSE:To facilitate handling a device and product it with a low cost, by switching automatically the voice output in accordance with the presence or the absence and the type of plugs connected to an earphone or a remote control transmitter of a device body. CONSTITUTION:The device is so constituted that a double-pole plug 7 and a triple-pole plug 11 connected to an earphone 6 or a remote control transmitter 10 can be connected to one jack 5 provided in the device, and a jack 12 for the earphone 6 is provided in the remote control transmitter 10. A DC current is superimposed upon the voice signal and is transmitted to switch automatically the voice output in accordance with the presence or the absence and the type of plugs 7 and 11. Thus, the device is handled easily and is produced with a low cost. |
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