How to convert ac supply into dc supply? All Questions › Category: Power Electronics › How to convert ac supply into dc supply? 0 Vote Up Vote Down Chetan Shidling Staff asked 5 years ago I need short information. 1 Answers 0 Vote Up Vote Down Chetan Shidling Staff answered 5 years ago We can convert ac supply into dc supply in two ways. One way is by using SCR (silicon controlled rectifier) and another way is by using diodes(uncontrolled rectifiers).