nanog mailing list archives
Re: DC power versus AC power
From: "Rubens Kuhl Jr." <rkjnanog () ieg com br>
Date: Sun, 29 Dec 2002 18:01:24 -0200
| Not to mention additional cost of wasted electricity (which does add up | significantly when it is anything but a spot solution) and pitfalls of | inverters (like their imperfect sine waves). And if you're putting spot | solution UPS units out into the bottom of a particular rack, be ware their | canny ability to catch fire when the price is right. Switched power supplies really don't care about the quality of the sine waves that feeds them, as long as they have energy to put into the "tank". On the other hand, video monitors like sine waves, and they may not get along with DC inverters/rectifiers (or even portable AC no-breaks, which usually generates AC from DC). Rubens Kuhl Jr.
Current thread:
- DC power versus AC power ip dude (Dec 27)
- Re: DC power versus AC power Scott Granados (Dec 27)
- Re: DC power versus AC power jlewis (Dec 28)
- Re: DC power versus AC power Måns Nilsson (Dec 29)
- Re: DC power versus AC power jlewis (Dec 28)
- Re: DC power versus AC power Stephen Sprunk (Dec 28)
- Re: DC power versus AC power Wayne Bogan (Dec 29)
- Re: DC power versus AC power Stephen Sprunk (Dec 29)
- Re: DC power versus AC power Wayne Bogan (Dec 29)
- <Possible follow-ups>
- RE: DC power versus AC power Kuhtz, Christian (Dec 29)
- Re: DC power versus AC power Rubens Kuhl Jr. (Dec 29)
- Re: DC power versus AC power Michael Painter (Dec 29)
- Re: DC power versus AC power David Lesher (Dec 29)
- Re: DC power versus AC power Scott Granados (Dec 29)
- Re: DC power versus AC power Charles Sprickman (Dec 29)
- Re: DC power versus AC power David Lesher (Dec 29)
- Re: DC power versus AC power Scott Granados (Dec 29)
- Re: DC power versus AC power Barney Wolff (Dec 29)
- Re: DC power versus AC power David Lesher (Dec 29)
- Re: DC power versus AC power David Diaz (Dec 29)
- Re: DC power versus AC power Scott Granados (Dec 29)
- Re: DC power versus AC power Scott Granados (Dec 27)