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張紫燁
級別: 探索解密
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樓主  發(fā)表于: 2015-04-16 11:03
波紋電阻一般是干嘛用的啊
fxyc87
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1樓  發(fā)表于: 2015-04-16 14:14
串在電源輸入端么？可能是步進(jìn)電機輸入電壓小于電源電壓吧，
fxyc87
級別: 略有小成
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發(fā)帖數量: 102 個(gè)
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2樓  發(fā)表于: 2015-04-16 14:14
另外可以防浪涌電流的

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