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我晕! 没那么复杂吧! 原来就自己用双向可控硅做过一个变压器, 极便宜, 通过可变电阻调节触发脉冲导通角. 对于普通功率型电器(电热/电机等) 绝对没有任何问题, 但精密电器就不行乐. 同志们不用费心想变压啦, 查查你家的电炉, 至少80%的可能性是接220伏电源的!!!!
sabotage
(不会游泳的鱼)
(#83577@0)
Last Updated: 2001-5-29
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急问. 我应该带的变压器是110V->220V ?? 还是 220V->110V 的 ??!!
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