How to design a circuit to get 12V DC supply from a 230V (RMS) AC supply, also considering the voltage fluctuations in the AC side. - Quora

How to construct an electronic DC power supply covering all its stages in detail and explain the schematic diagram of an operational power supply along with circuit parameters - Quora

When I check my 12V transformer, it reads 12V in the AC part, but when it changes to DC in the other word after the rectifier circuit, it reading 17.5V. What is

How to design a power supply circuit with fix output (-9V) and variable output from (0 to 15V) - Quora

How to build a DC power supply - Quora

Simple transformerless power supply circuits

Can we design a power supply without a transformer? - Quora

How to build a DC power supply - Quora

How to get 12v DC 20A from 230v AC supply - Quora

How to convert 230V AC TO 12V DC - Quora

How to convert 220V AC to 220V DC with a bridge and a big capacitor - Quora

How to build a DC power supply - Quora

How do we get 12 volts of DC output at the 12 volt power supply, if we give an input of 230 volts of AC? - Quora

How to build a DC power supply - Quora