These days, you can get all kinds of cheap power supply modules off a variety of online vendors. A lot of examples from brands like Juntek and Drok often have pretty poor interfaces though, with a ...

You may have seen the Ruideng range of programmable power supply modules from China: small and relatively inexpensive switch-mode buck converters, with microprocessor control and a front panel ...

Input ratings: Typical power-supply modules are designed and rated to operate with their inputs connected to lines delivering 105 to 125 Vac. Input ratings: Typical power-supply modules are designed ...