Computer power switchBy Lori Bongiorno
It's well-known that most electronic devices in our homes are sucking up energy even while they are turned off. But for all the information out there, many questions remain. People have heard about this "vampire power" usage, but they're not sure how big a deal it is and what they should do about it.
Below are answers to the five most common questions about vampire power:
Which electronic devices waste the most energy when they are turned off but still plugged in?
Set-top cable boxes and digital video recorders (DVRs) are some of the biggest energy hogs. Unfortunately, there's little consumers can do since television shows can't be taped if boxes are unplugged. It also typically takes a long time to reboot boxes.
However, some of the other major consumers of standby power are more easily dealt with: computers, multifunction printers, flat-screen TVs, DVDs, VCRs, CD players, power tools, and hand-held vacuums. The Lawrence Berkeley NationalRead More »from Energy Vampires: Fact Versus Fiction