![](http://u.dianyuan.com/bbs/u/83/3570421258985972.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20)
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本人初玩我用以上前后级,(1)---做前级完成后接变压器和3对FR1010场管空载电流560MA次级只接两整流量直流电压为535V接100W灯有市电亮-量直流有130V(这个电压降是不是太多了?)
(2)-----变压器EE55参数和图一样0.67*10*3T*2和0.67*2*80T(初次初),后级电容47UF*2,关断电容4UF,电感1.0-90T,接后级电压为835V,接100W负载后调频率最高直流成分为110V左右很亮,交流为也是110V左右(本人认为这时电压是直流和交流相加是220V对吗?呵呵)
(3)-----再加接个200W灯炮这时是300W了电压只为60V左右,(直流和交流)灯丝只是红暗亮??是哪里的问题,电瓶有电呀.想请教各位是哪里有问题了?还请给测试机的正确方法?本人只有表测,真诚感谢大家!