数字中波发射机功放板插槽金手指故障分析与检修

Digital Medium Wave Transmitter Power Amplifier Board Slot Goldfinger Fault Analysis and Maintenance

数字中波发射机往往出现一些较为复杂的故障,且故障现象是显现与隐蔽并存,处理这类故障若只是根据某种直观现象作出判断,不但不能排除故障,反而会造成更加严重的问题。因此必须全面分析各种异态表现,综合考虑多种因素,并运用故障实例阐述这种思想方法,供同行借鉴。

Digital medium wave transmitter complex fault repair,need to have a long- term maintenance experience,some failure surface is very intuitive and easy to judge. But if not thorough analysis,careful screening,risk disposal,can cause more serious technical failure. Based on power amplifier board slot goldfinger examples of fault analysis and processing,in detail elaborated the fault causes and maintenance process,for your reference in the maintenance practice.