摘要
哈尔滨广播器材有限责任公司(简称哈广)生产的GZ-G1K-Ⅴ型PDM 1KW发射机的功率合成母板由多块独立的功放板组合而成,一旦出现故障可针对某一板块进行维修,效率大大提高。文章简单介绍了功率合成母板的工作原理,并就功率合成母板日常工作出现的两例故障提出了相应的处理方法,为我台的安全播出提供了保障。
The power synthesis motherboard of GZ-G1K-ⅤPDM l KW transmitter produced by Harbin Broadcasting Equipment Co.,Ltd.is composed of several independent power amplifier boards,which can be repaired for a certain plate in case of failure,and the efficiency is greatly improved.This article briefly introduces the working principle of the power synthesis motherboard,and proposes corresponding treatment methods for the two cases of failure that occurred in the daily work of the power synthesis motherboard,which provided a guarantee for the safe broadcast of our station.
作者
黄楚勇
HUANG Chuyong(Guangdong Jieyang medium wave relay station,Jieyang 522000,China)
出处
《数字通信世界》
2020年第7期22-23,共2页
Digital Communication World
关键词
功率合成母板
故障分析
维修处理
power synthesis motherboard
failure analysis
maintenance processing
