| 一种多用途电话台灯线路 |
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| 引用本文： | 康裕荣,钟萍.一种多用途电话台灯线路[J].赣南师范学院学报,2000(6). |
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| 作者姓名： | 康裕荣 钟萍 |
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| 作者单位： | 南方冶金学院自动化系!江西赣州341000 |
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| 摘 要： | 本文介绍了一种多用途电话台灯线路 ,该线路具有夜间响玲或摘机时灯会自动点亮 ,挂机后延时一段时间自行熄灭 ,白天或有灯光时响铃或摘机不会启动台灯电路 ,平时可作普通调光台灯使用 ,同时能显示电话线路和话机的状态 ,防止有人挂线盗打电话等功能
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| 关 键 词： | 光电耦合 双向可控硅 单稳电路 |
Introduction of the Versatile Circuit of Telephone Table-Lamp |
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| KANG Yu rong,ZHONG Ping.Introduction of the Versatile Circuit of Telephone Table-Lamp[J].Journal of Gannan Teachers' College(Social Science(2)),2000(6). |
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| Authors: | KANG Yu rong ZHONG Ping |
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| Abstract: | The article introduces a kind of versatile circuit of telephone table-lamp.The function of the circuit is that in the evening,the lamp will light up automatically when we pick up the telephone,but the lamp will go off by itself and the table-lamp circuit won't be started in the daytime or with light,that it can serve as common light-adjusting table lamp.Meanwhile,it can show the telephone circuit and the state of the telephone and it can guard against using your telephone by joining your circuit without permission. |
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| Keywords: | photoelectronic coupler bidirectional thyristor monostabie circuH |
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