DAM10kW中波广播发射机控制板二类故障的分析  

Analysis of Class II Faults in the Control Board of DAM10kW Medium Wave Broadcasting Transmitter

作　　者：蒋红云 Jiang Hongyun(Liaocheng Medium Wave Relay Station,Shandong 252000,China)

机构地区：[1]聊城中波转播台,山东252000

出　　处：《广播与电视技术》2024年第12期117-119,共3页Radio & TV Broadcast Engineering

摘　　要：本文针对DAM10kW中波广播发射机控制板的二类故障进行了分析,重点关注射频过推动、欠推动和电源电流过载问题,并提出解决方案。系统能在故障发生时自动重启,并在2.4秒内无再次故障则恢复正常。LCD实时显示系统状态,确保设备稳定运行。本研究为DAM10kW中波广播发射机的故障排除提供了有效的解决方案,提升了设备的稳定性和可靠性。This article analyzes Class II faults of the DAM10kW medium wave broadcast transmitter control board,focusing on the issues of RF over push,under push,and power current overload,and proposes solutions.The system can automatically restart when a fault occurs and return to normal if there is no further fault within 2.4 seconds.LCD displays the system status in real time to ensure stable operation of the equipment.This study provides an effective solution for troubleshooting the DAM10kW medium wave broadcast transmitter,improving the stability and reliability of the equipment.

关 键 词：中波广播 DAM发射机 故障分析 

分 类 号：TN931[电子电信—信号与信息处理]