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500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/84/1049331260872331.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20');}" onmousewheel="return imgzoom(this);">
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/84/1049331260872360.jpg?x-oss-process=image/watermark,g_center,image_YXJ0aWNsZS9wdWJsaWMvd2F0ZXJtYXJrLnBuZz94LW9zcy1wcm9jZXNzPWltYWdlL3Jlc2l6ZSxQXzQwCg,t_20');}" onmousewheel="return imgzoom(this);">
9个日立6800uf400V原装电容,没想到体积这么大,用15W220V的白炽灯串二极管向一个电容冲电,要30秒才会冲满,放电12秒才放完.电容是好,贵呀,120元一个,体积又这么大,又这么重(2斤多一个),那箱子要多大呀?
网上购了两个999频率显示模块,还没试,还准备购两个遥控模组,进行遥控开关.
可控硅都是拆机的,70TPA16,20个,9元一个,70A1600V,但KG两极的电阻只有15欧,不知道正常否?这种硅的工作的触发电流不知道要多少,请高手解答呀!
500) {this.resized=true; this.width=500; this.alt='这是一张缩略图，点击可放大。\n按住CTRL，滚动鼠标滚轮可自由缩放';this.style.cursor='hand'}" onclick="if(!this.resized) {return true;} else {window.open('http://u.dianyuan.com/bbs/u/84/2984071260876996.jpg');}" onmousewheel="return imgzoom(this);">楼主是买还是卖,我这还有几个呢,8800U450V\5000U450V,买遥控开关可要注意哦,大多数都是互锁的,放开按键不会复位很危险