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7374Re: Power Supply Tips - Which is correct? PLEASE help.

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  • chakrabortysp
    May 16, 2008
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      --- In nslu2-general@yahoogroups.com, "Rob Lockhart" <rlockhar@...>
      wrote:
      >
      > > --- In nslu2-general@yahoogroups.com, "Rob Lockhart" <rlockhar@>
      wrote:
      > > >
      > > > On Tue, May 13, 2008 at 7:44 PM, Michael <heartspeace@> wrote:
      > > > > I read that I need a 2.5mm plug at 5v dc and 2amp to fit and
      run the
      > > > > NSLU2 correctly.
      > > > >
      > > > > Upon receiving it though - the center pin for the NSLU2
      seems too bug
      > > > > for the female recepter on the power supply. Is the NSLU2
      center pin
      > > > > really a 3mm pin?
      > > > >
      > > > > I saw at: http://www.action-electronics.com/dcpowerplugs.htm
      > > > >
      > > > > # 30-347 2.5mm x 5.5 DC JACK to 3.0mm DC PLUG
      > > > >
      > > > > which is 2.5mm to 3.00mm jack. However, I am very confused
      as to if
      > > > > this is correct or not.
      > > > >
      > > > > http://www.nslu2-linux.org/wiki/Info/PowerSupply
      > > >
      > > > If you're in the USA, I would suggest going to Radio Shack.
      They can
      > > > probably match the NSLU2 native power connector. They sell
      connectors
      > > > that you can solder for around $2. Just note that the center
      is +5V
      > > > and the surround is ground. If you're good with a soldering
      iron and
      > > > a voltmeter, this should be a pretty easy mod. When you cut
      the
      > > > connector on the existing 5V power supply (your Ebay unit),
      just be
      > > > sure to keep the leads from touching when powered. Best bet
      is to
      > > > solder the connections, then ensure they won't touch in the
      connector
      > > > you soldered, then power it up and measure voltage (confirm
      inner=
      > > > +5V, outer = ground).
      > > >
      > >
      >
      > On Wed, May 14, 2008 at 7:41 PM, efilvasers <efilvasers@...> wrote:
      >
      > RadioShack does have the connectors that you can solder yourself,
      they
      > > say "Size N" and they're $2.99 for two.
      > >
      >
      > Interesting... According to the website, the female jack
      for "Size N"
      > shows:
      > "This metal panel-mount coax-style DC power jack accepts 5.5mm
      O.D.x2.5mm
      > I.D. plugs."
      >
      > Looking at the details for the male plug shows:
      > "Tip size: 5.5mm O.D.x2.5mm I.D."
      >
      > Going back to the original poster (Michael), perhaps it seems that
      the ID is
      > not the problem here?
      > (ID = Inner Diameter, OD = Outer Diameter) I don't quite
      understand how a
      > smaller OD would be a problem. Surely, a smaller OD would fit in
      the NSLU2
      > power connector (if it accepts a 5.5mm OD plug).
      >
      > Are you sure that the power connector from Ebay is indeed 5.0mm OD
      x2.5mm
      > ID?
      >
      >
      > [Non-text portions of this message have been removed]
      >
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