廣播調(diào)頻發(fā)射系統(tǒng)中功率放大器優(yōu)化設(shè)計(jì)方法探討

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摘要：本文探討了廣播調(diào)頻發(fā)射系統(tǒng)中功率放大器的優(yōu)化設(shè)計(jì)方法，通過(guò)采用高效率功率放大器設(shè)計(jì)、分級(jí)功率放大、功率合并器以及功率控制與反饋調(diào)節(jié)等技術(shù)，旨在提高廣播信號(hào)的傳輸效率和覆蓋范圍，為調(diào)頻廣播發(fā)射機(jī)的性能提升提供重要參考。

關(guān)鍵詞：廣播調(diào)頻發(fā)射；功率放大器；優(yōu)化設(shè)計(jì)；增益控制

doi：10.3969/J.ISSN.1672-7274.2025.03.022

中圖分類號(hào)：TN 710；TN 93          文獻(xiàn)標(biāo)志碼：B            文章編碼：1672-7274（2025）03-00-03

Optimization Design of Power Amplifiers in FM Broadcasting Transmitting Systems

LV Hanjun

（No. 841 Station of Inner Mongolia Autonomous Region Radio and Television Transmission and Emission Center， Hohhot 010000， China）

Abstract： This paper discusses the optimization design of power amplifiers in FM broadcasting transmitting systems. By adopting technologies such as high-efficiency power amplifier design， hierarchical power amplification， power combiners， and power control and feedback regulation， it aims to improve the transmission efficiency and coverage range of broadcast signals， providing an important reference for the performance improvement of FM broadcast transmitters.

Keywords： FM broadcasting transmission; power amplifier; optimization design; gain control

0   引言

在廣播調(diào)頻發(fā)射系統(tǒng)中，功率放大器作為核心組件，其性能直接影響著廣播信號(hào)的傳輸質(zhì)量和覆蓋范圍。（剩余4133字）