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Groups > comp.sys.laptops > #1080
| From | mike <spamme9@gmail.com> |
|---|---|
| Newsgroups | comp.sys.laptops |
| Subject | Re: where can I find a universal *linear* laptop power supply? |
| Date | 2012-01-29 00:36 -0800 |
| Organization | A noiseless patient Spider |
| Message-ID | <jg30gk$vbb$1@dont-email.me> (permalink) |
| References | (2 earlier) <jftrov$ljc$1@dont-email.me> <jfupc1$m3t$1@dont-email.me> <Pine.LNX.4.64.1201282106060.4631@darkstar.example.net> <add9i7p3lc0c2hs9a7tc1k1b3gvp3jstt7@4ax.com> <c7bf076d-3467-4d67-97c0-a264de2c98dd@o13g2000vbf.googlegroups.com> |
On 1/28/2012 8:34 PM, Bob_Villa wrote: > On Jan 28, 9:40 pm, AaronJ<12333465no-m...@no-mail.com> wrote: >> On Sat, 28 Jan 2012 21:13:05 -0500, Michael Black<et...@ncf.ca> >> wrote: >> >>> The interesting thing is that switching supplies didn't show up much in >>> radio work, >> >> The first radio switching supplies I remember from my youth used a >> mechanical switcher: >> >> http://radioremembered.org/vpwrsup.htm > > These "vibrators" were used when radios were introduced to > automobiles. Switching the DC on and off allowed the voltage to be > stepped-up by transformer to power the filaments of the vacuum tubes. HuH??? Did you write what you actually meant to say?
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where can I find a universal *linear* laptop power supply? "Harry Brown" <harrybrown@harrybrown.net> - 2012-01-26 11:55 -0500
Re: where can I find a universal *linear* laptop power supply? mike <spamme9@gmail.com> - 2012-01-26 10:05 -0800
Re: where can I find a universal *linear* laptop power supply? "Harry Brown" <harrybrown@harrybrown.net> - 2012-01-27 00:54 -0500
Re: where can I find a universal *linear* laptop power supply? AaronJ <12465no-mail@no-mail.com> - 2012-01-27 00:55 -0700
Re: where can I find a universal *linear* laptop power supply? mike <spamme9@gmail.com> - 2012-01-27 02:00 -0800
Re: where can I find a universal *linear* laptop power supply? Salvador Freemanson <no@spam.com> - 2012-01-29 14:13 +0100
Re: where can I find a universal *linear* laptop power supply? cameo <cameo@unreal.invalid> - 2012-01-26 12:42 -0800
Re: where can I find a universal *linear* laptop power supply? mike <spamme9@gmail.com> - 2012-01-27 01:44 -0800
Re: where can I find a universal *linear* laptop power supply? cameo <cameo@unreal.invalid> - 2012-01-27 10:12 -0800
Re: where can I find a universal *linear* laptop power supply? mike <spamme9@gmail.com> - 2012-01-27 23:00 -0800
Re: where can I find a universal *linear* laptop power supply? "BillW50" <BillW50@aol.kom> - 2012-01-28 08:01 -0600
Re: where can I find a universal *linear* laptop power supply? Sjouke Burry <s@b> - 2012-01-28 17:19 +0000
Re: where can I find a universal *linear* laptop power supply? Bob_Villa <pheeh.zero@gmail.com> - 2012-01-28 10:26 -0800
Re: where can I find a universal *linear* laptop power supply? cameo <cameo@unreal.invalid> - 2012-01-28 19:28 -0800
Re: where can I find a universal *linear* laptop power supply? Michael Black <et472@ncf.ca> - 2012-01-28 21:13 -0500
Re: where can I find a universal *linear* laptop power supply? AaronJ <12333465no-mail@no-mail.com> - 2012-01-28 20:40 -0700
Re: where can I find a universal *linear* laptop power supply? Bob_Villa <pheeh.zero@gmail.com> - 2012-01-28 20:34 -0800
Re: where can I find a universal *linear* laptop power supply? mike <spamme9@gmail.com> - 2012-01-29 00:36 -0800
Re: where can I find a universal *linear* laptop power supply? AaronJ <12333465no-mail@no-mail.com> - 2012-01-29 10:25 -0700
Re: where can I find a universal *linear* laptop power supply? Michael Black <et472@ncf.ca> - 2012-01-29 10:25 -0500
Re: where can I find a universal *linear* laptop power supply? AaronJ <12333465no-mail@no-mail.com> - 2012-01-29 10:03 -0700
Re: where can I find a universal *linear* laptop power supply? davy <davy.573q95@no.email.invalid> - 2012-01-28 04:34 -0600
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