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bg3mqvla老师你好?我按你提供的图改了。比原来功率大一点,发射时(谐振)总电流390。高频电压13,6伏。基极,发射极电阻都调了。发射时总电流上不去。我的1971,2503管都烧了,(基极错正24伏)。现用3da32。等有了管子我再试。试的情况及时告知你。我的呼号今天下来了。73
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