| 调频发射系统的改进与设计 |
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| 引用本文： | 卢鹰. 调频发射系统的改进与设计[J]. 湖南工业职业技术学院学报, 2010, 10(3): 21-23 |
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| 作者姓名： | 卢鹰 |
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| 作者单位： | 津市职业中专学校,湖南常德,415400 |
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| 摘 要： | 文章通过对调频发射系统进行分析研究,发现存在输出功率和效率较低,致使发射距离受限的问题,因而对其进行改进。主要从发射系统中功率放大器这一环节出发进行改进。在相对输出波形不失真的前提下,采用D类高频功率放大器来提高输出功率,从而达到提高发射系统的发射距离的目的。
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| 关 键 词： | 调频 发射系统 D类高频功率放大器 |
Improved and Design the FM Transmission Systems JingShi Vocational Secondary School |
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| LU Ying. Improved and Design the FM Transmission Systems JingShi Vocational Secondary School[J]. Journal of Hunan Industry Polytechnic, 2010, 10(3): 21-23 |
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| Authors: | LU Ying |
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| Affiliation: | LU Ying(Jinshi Vocational Secondary School,Changde 415400,Hunan) |
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| Abstract: | Based on the analysis of FM（Frequency modulation） transmitter system,Found that the lower output power and lower efficiency Limited transmission distance.It Indicate that From the PA in the launch system,under the relatively undistorted output waveform,use the Class D high-frequency power amplifier to increase the output power,Improve the transmission distance of Launch system. |
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| Keywords: | frequency modulation launch system |
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