Elevating your AV system safety GUDE’s AC/DC power distributor offers a robust suite of safety features to safeguard your ...
The common type of power supply used with computers and other electronic equipment. The "switching" comes from switching a transistor on and off to create square waves for input to a transformer.
After some poking around in the USB standard, he found that most support per-port power switching (PPPS), and ... you could try adding an external power supply.