电路还是我觉得最好的494+1405,带欠压7.5V过压15.2V和过流70A,短路时是无延时,过70A保护,可控硅碰极不烧
因为没能买到助焊剂,在家用的酒精+松香自配的,板子背面也很多松香
因定孔是按一种160*120*70的塑料壳做的,风扇放在右边壳内,背后有通风口.进风吹反接管,再分到变压器和开关管散热片,最后到关断电感,出风……
更多图片(494部分出于可以理解的原因,挡住了)
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