| Electronics > Projects, Designs, and Technical Stuff |
| switching-PSUs: why can't you usually exceed the 50% of declared power? |
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| bdunham7:
--- Quote from: engrguy42 on May 24, 2020, 12:37:52 pm ---FWIW, it's a myth that higher efficiency power supplies save you a lot of money on your electric bills. Do the math. --- End quote --- Perhaps some people buy high efficiency PSUs for reasons other than saving a lot of money on their electric bill. |
| wraper:
--- Quote from: bdunham7 on May 24, 2020, 08:06:24 pm --- --- Quote from: engrguy42 on May 24, 2020, 12:37:52 pm ---FWIW, it's a myth that higher efficiency power supplies save you a lot of money on your electric bills. Do the math. --- End quote --- Perhaps some people buy high efficiency PSUs for reasons other than saving a lot of money on their electric bill. --- End quote --- The thing is in the end you don't save anything by buying trash power supply. If you don't save, what's the reason to buy trash? |
| engrguy42:
--- Quote from: Siwastaja on May 24, 2020, 04:50:32 pm ---Why do we have this inrush of 11-year-old* gaming kids spewing 500 posts worth of arrogant bullshit in no time, on such fine engineering forum? *) Physical or mental, doesn't matter Is it the new general computing section? --- End quote --- I especially like the ones who crank their GPU's to max while sitting on their butts playing video games for 14 hours a day, blowing away gazillions of kWH in energy costs and waste all year, and then claim to care about a higher efficiency power supply to save $2 a year in energy costs. Or the ones who leave the 4,000 watt central air conditioner on an extra hour or two, thereby erasing much of their yearly cost savings. |
| engrguy42:
--- Quote from: bdunham7 on May 24, 2020, 08:06:24 pm --- --- Quote from: engrguy42 on May 24, 2020, 12:37:52 pm ---FWIW, it's a myth that higher efficiency power supplies save you a lot of money on your electric bills. Do the math. --- End quote --- Perhaps some people buy high efficiency PSUs for reasons other than saving a lot of money on their electric bill. --- End quote --- And those reasons would be? |
| wraper:
--- Quote from: engrguy42 on May 24, 2020, 09:15:14 pm ---And those reasons would be? --- End quote --- Not buying junk? |
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