数字直驱中波发射机多功能功放测试平台的设计与实现  

Design and Implementation of the Multifunctional Power Amplifier Testing Platform for Digital Direct Drive Medium Wave Transmitters

作　　者：贾清平[1] 段晶[1] Jia Qingping;Duan Jing(Jiangsu Broadcasting Corporation,Jiangsu 210000,China)

机构地区：[1]江苏省广播电视总台,江苏210000

出　　处：《广播与电视技术》2024年第3期113-117,共5页Radio & TV Broadcast Engineering

摘　　要：随着使用年限的累积,中波广播发射机的故障率逐渐上升,功放模块等关键部件的损坏变得更加频繁。原厂备件价格高昂且采购周期较长,对发射机的运维带来显著负面影响。本文设计开发了具有自主知识产权的新型数字直驱中波发射机功放测试平台,为功放模块维修提供了完备的测试环境,降低了对于原厂采购的依赖,为安全播出提供了有力保障,具有一定的示范作用。As the service life accumulates,the failure rate of medium wave broadcasting transmitters gradually increases,and the damage to key components such as power amplifier modules becomes more frequent.The high cost and lengthy procurement cycle of original spare parts have significantly impacted the operation and maintenance of transmitters.This article designs and develops a new digital direct drive medium wave transmitter power amplifier testing platform with independent intellectual property rights,providing an ideal testing environment for power amplifier module maintenance,reducing reliance on original factory procurement,providing a strong guarantee for safe broadcasting,and playing a certain demonstration role.

关 键 词：数字直驱中波发射机 功放模块维修 测试平台 

分 类 号：TN934.1[电子电信—信号与信息处理]