battery chargers, again
in [Design]
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From: who where on 28 Sep 2009 21:24 On Mon, 28 Sep 2009 15:43:21 -0700, Joerg <invalid(a)invalid.invalid> wrote: >The same happened to me after dusk on the road from Durness to Inverness >in Scotland. The old Ford Cortina just stopped, no more electric. Looked >around, opened fuse box, the big one was gone. "Oh s..t!" ... no other >cars traveling that road at this late hour. I did meet one horse though, >alone, just wandering about (you see those a lot there). I seriously >doubt it would have agreed to carry me to Inverness. So I slowly walked >back and lucked out, found the fuse in the dirt. It had simply fallen out. Lucas, Prince of Darkness?
From: Richard the Dreaded Libertarian on 28 Sep 2009 21:33 On Mon, 28 Sep 2009 19:32:41 -0500, krw wrote: > On Mon, 28 Sep 2009 15:54:31 -0700, Jim Thompson > > Insuring what one can easily afford to lose is always a loser. It's the weirdest form of gambling - the only way to win is to lose. >>Insurance for improbable events can be quite inexpensive. I just >>added full identity theft coverage to our homeowners... $25/year. > > Identity theft is quite unlikely can be a royal PITA. As long as > they're insuring that *they* will clean it up, not just cover monetary > losses, it's probably a good deal. Yeah! Do they send their own gumshoes to track down and punish^H^H^H^H^H^Hprosecute the perp? >:-> Thanks, Rich
From: Jim Thompson on 28 Sep 2009 21:40 On Tue, 29 Sep 2009 09:24:13 +0800, who where <noone(a)home.net> wrote: >On Mon, 28 Sep 2009 15:43:21 -0700, Joerg <invalid(a)invalid.invalid> >wrote: > > >>The same happened to me after dusk on the road from Durness to Inverness >>in Scotland. The old Ford Cortina just stopped, no more electric. Looked >>around, opened fuse box, the big one was gone. "Oh s..t!" ... no other >>cars traveling that road at this late hour. I did meet one horse though, >>alone, just wandering about (you see those a lot there). I seriously >>doubt it would have agreed to carry me to Inverness. So I slowly walked >>back and lucked out, found the fuse in the dirt. It had simply fallen out. > >Lucas, Prince of Darkness? Sno-o-o-o-ort! Damn! Chardonnay up the nose :-( ...Jim Thompson -- | James E.Thompson, P.E. | mens | | Analog Innovations, Inc. | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | Phoenix, Arizona 85048 Skype: Contacts Only | | | Voice:(480)460-2350 Fax: Available upon request | Brass Rat | | E-mail Icon at http://www.analog-innovations.com | 1962 | Coming soon to the elementary school in your neighborhood... I pledge allegiance to Dear Leader Barack Hussein Obama and to the community organization for which he stands: one nation under ACORN, unchallengeable, with wealth redistribution and climate change for all.
From: John Larkin on 28 Sep 2009 22:42 On Mon, 28 Sep 2009 14:45:18 -0700, Joerg <invalid(a)invalid.invalid> wrote: >It certainly was junk if it didn't even have any status display. The first two had analog ammeters. Which always indicated zero. The second two has status LEDs. Connected to the 1.8 volt battery, "charging" was off and "charged" was lit. A good >charger must be able to start from zilch. Interestingly, I found out >that many designers of SMPS do not have foldback limit, they just error. >Maybe they don't know how to do that anymore these days. There's no reason for a switcher to fold back. It can just current limit, cool and comfortable. Most switchers seem to do that. John
From: krw on 28 Sep 2009 22:41
On Mon, 28 Sep 2009 18:33:35 -0700, Richard the Dreaded Libertarian <freedom_guy(a)example.net> wrote: >On Mon, 28 Sep 2009 19:32:41 -0500, krw wrote: >> On Mon, 28 Sep 2009 15:54:31 -0700, Jim Thompson >> >> Insuring what one can easily afford to lose is always a loser. > >It's the weirdest form of gambling - the only way to win is to lose. That's why you buy insurance. Money is cheap. It's better to lose it that what you're insuring. That's the whole problem with "health insurance"; it basically "insures" expenses. >>>Insurance for improbable events can be quite inexpensive. I just >>>added full identity theft coverage to our homeowners... $25/year. >> >> Identity theft is quite unlikely can be a royal PITA. As long as >> they're insuring that *they* will clean it up, not just cover monetary >> losses, it's probably a good deal. > >Yeah! Do they send their own gumshoes to track down and >punish^H^H^H^H^H^Hprosecute the perp? >:-> There is one company that promises to do the dirty work, at least. Others merely dance around the issue. |