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广播发射系统中射频功率放大器功率提升关键技术研究

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射频功率放大器在广播发射系统中扮演着至关重要的角色,其性能直接影响信号传输的质量和覆盖范围.为提高系统的传输效率并扩大其覆盖范围,射频功率放大器的功率提升成为研究的焦点之一.文章旨在探索射频功率放大器功率提升的关键技术,通过实验对比不同技术方案的输出功率、效率、非线性失真等各项指标,明确新技术方案在提高系统性能方面的显著优势,为广播发射系统的进一步优化提供重要参考.
Research on the Key Technology of Radio Frequency Power Amplifier Power Boost in Broadcasting Transmission System
Radio frequency power amplifier plays a vital role in broadcast transmission system,and its performance directly affects the quality and coverage of signal transmission.In order to improve the transmission efficiency of the system and expand its coverage,the power improvement of radio frequency power amplifier has become one of the research focuses.The purpose of this paper is to explore the key technology of RF power amplifier power improvement,and compare the output power,efficiency,nonlinear distortion and other indicators of different technical schemes through experiments,so as to clarify the remarkable advantages of the new technical scheme in improving system performance and provide important reference for further optimization of broadcast transmission system.

broadcast transmissionradio frequency poweramplifier

孙光尧

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山东日照广播电视台,山东 日照 276800

广播发射 射频功率 放大器

2024

电声技术
电视电声研究所(中国电子科技集团公司第三研究所)

电声技术

影响因子:0.259
ISSN:1002-8684
年,卷(期):2024.48(1)
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