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bd4vnc:有两台TRK90(VNC、VOQ各1台),有一台在使用中会突然收发频率跑低,感觉与开机时间长短、温度关系不大,有偶然性,有时几个月也不发生。插头座都补焊过了,无效果。方便分析一下,另外手册 .. (2012-09-26 08:43)
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bd7cv:把高频电缆压接的芯线都焊一下,要拆下来焊 (2012-09-26 13:30)
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songxiang:热敏电阻正温还是负温的? (2012-09-30 17:06)