Everyone needs a bench power supply, and rolling your own has almost become a rite of passage for hackers. For a long time, the platform of choice for such builds seemed to be the ATX power supply ...

Maybe I'm describing a unicorn device here but I have a bunch of devices that run off DC-in of various voltages, and take a barrel jack connector for power. They all have their own wall warts but I've ...

Power supplies are among the most popular pieces of electronic test equipment. This isn’t surprising, as controlled electrical energy is used in a tremendous number of ways. The term “bench” or ...