This power supply is meant as an auxiliary or as a permanent power supply for all common circuits based on a stabilized DC voltage between 3 and 30V provided that the consumption does not exceed 3A.

This design was conceived as an add-on for the Variable DC Power Supply, a very successful circuit posted to this website. This simple unit provides a dual-rail variable output ranging from ±2.5V to ...

It’s not entirely clear why [Advanced Tinkering] needs a 50,000-volt power supply, but given the amount of work he put into this one, we’re going to guess it will be something interesting. The stated ...

There’s no shortage of cheap & cheerful power supplies which you can obtain from a range of online retailers, but with no listed certification worth anything on them calling them ‘dodgy’ is more of a ...

Download this article in PDF format. If you need an adjustable three-phase, 60-Hz power source, a standard consumer audio/visual (A/V) receiver can be converted into a fully functional three-phase ...

Digital Alert Systems says there is increased demand for DC-powered emergency alerting infrastructure. So it now offers a DC ...

Listen to advice from some corners of the internet, and it can sound like not buying the most efficient power supply possible will cause your PC to blow up. That’s simply not true, and you can spend ...