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Power/Alternative Energy  

USB bus-powered devices put an end to wall warts

Posted: 27 Jun 2008  Print Version  Bookmark and Share Subscribe

Keywords: USB disc drive  bus-powered  wall wart 

[Summary of tips] Every system that supplies power must incorporate some kind of power limits. Definitely, we don't want our PC monitors to go black once a mouse is plugged in. However, plugging a USB disc drive could generate some hefty current surges. To arrive at a solution, this article discusses the wall warts that waste so much of our elec......
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