Apr 23, 2011 #2 K klystron Guest 是电源电压220伏交流电?[颜色=“银”] [尺寸= 1 ]----------发表于17:30 ----------上增加员额17 :16 ---------- [/尺寸] [/彩色]看看这个网址[网址] http://www.edaboard.com/attachments/5677d1097918418-resize_of_transformerless.jpg [/网址]
是电源电压220伏交流电?[颜色=“银”] [尺寸= 1 ]----------发表于17:30 ----------上增加员额17 :16 ---------- [/尺寸] [/彩色]看看这个网址[网址] http://www.edaboard.com/attachments/5677d1097918418-resize_of_transformerless.jpg [/网址]