请各位前辈指教.
32W双管整流器,输入功率是55W,只用了两三个月灯管的一边就发黑了.
现附上测试报告供参考,是否能分析出灯管只用了两三个月就一边发黑原因?
![](http://u.dianyuan.com/bbs/u/43/1153737060.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20)
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