摘要
DSW-2B型2 kW短波广播发射机是北京航天广通科技有限公司研发生产的产品,被广泛应用于调频广播发射台,是目前甘肃省广播电视局博拉广播转播台的主要设备,承担实验任务。这类短波发射机主要由六部分组成,具有自动化程度高、抗干扰能力强及检修维护方便等优点。基于此,介绍DSW-2B型2 kW短波发射机的工作原理及组成,分析此发射机的常见故障及解决方法。
DSW-2B 2kW short-wave broadcasting transmitter is developed and produced by Beijing Aerospace Guangtong Technology Co.,Ltd.,which is widely used in FM radio transmitting station.It is the main equipment of Bola radio relay station of Gansu provincial radio and television bureau at present and undertakes the experimental task.This kind of short-wave transmitter is mainly composed of six parts and has the advantages of high automation,strong anti-interference ability and convenient maintenance.This paper mainly introduces the working principle and composition of DSW-2B 2 kW short-wave transmitter,and analyzes the common faults and solutions of this transmitter.
作者
杨少斌
YANG Shaobin(Bola Radio Relay Station of Gansu Provincial Radio and Television Bureau,Gannan 747105,China)
出处
《电声技术》
2022年第12期87-89,共3页
Audio Engineering
关键词
短波广播发射机
光电耦合
激励信号
short-wave broadcasting transmitter
photoelectric coupling
excitation signal
