| 双音多频发送电路的分立元件实现 |
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| 引用本文： | 张兆礼,赵春晖,朱有生. 双音多频发送电路的分立元件实现[J]. 应用科技, 2001, 28(1): 14-16 |
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| 作者姓名： | 张兆礼 赵春晖 朱有生 |
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| 作者单位： | 1. 哈尔滨工业大学 自动化测试与控制系，黑龙江 哈尔滨 150001
2. 哈尔滨工程大学 电子工程系，黑龙江 哈尔滨 150001 |
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| 摘 要： | 给出了双音多频发送电路的分立元件实现方法。分立元件与传统集成芯片电路实现方法相比，电路更灵活，成本更低。
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| 关 键 词： | 分立元件 双音多频发送电路 集成电路 DTMF发送器 原理 |
| 文章编号： | 1009-671X(2001)01-0014-03 |
| 修稿时间： | 2000-10-12 |
The Realization of theDTMF Circuit Using Discrete Components |
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| ZHANG Zhao-li,ZHAO Chun-hui,ZHU You-sheng. The Realization of theDTMF Circuit Using Discrete Components[J]. Applied Science and Technology, 2001, 28(1): 14-16 |
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| Authors: | ZHANG Zhao-li ZHAO Chun-hui ZHU You-sheng |
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| Affiliation: | ZHANG Zhao_li 1,ZHAO Chun_hui 2,ZHU You_sheng 2 |
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| Abstract: | The realization of the DTMF circuit using discrete components was presented in this paper. Compared with the traditional integrated chip circuit, the circuit proposed in this paper is more flexible and its cost is much lower. |
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| Keywords: | dual_tone multifrequency discrete component |
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