Re: running a pc fan outside of a case

>     Either of those power supplies will work. The maximum current your fan
>     will draw is 0.24 amps or 240 milliamps. The current numbers listed for
>     the power supplies you show are the maximum amount they will put out and
>     they are definitely not under-powered for what you are trying to do.

>     On Fri, Sep 05, 2008 at 10:21:10AM -0700, Alex Dean wrote:
>      > OK.  I have a nice big fan I need to wire up.  I have a few power
>     bricks
>      > lying around I could use, and I need some advice about which to pick.
>      >
>      > Fan : 12V. 3 speed. 0.24A/0.2A/0.13A
>      > http://www.antec.com/pdf/manuals/tricool_install.html

>      >
>      > Power supplies available :
>      > 1. 12V, 1000mA
>      > 2. 12V, 600mA

>      >
>      > Both of these seem a little underpowered.  Will that just make
>     the fan spin
>      > slower, or do I really need to get a 12V,0.24A power supply from
>     somewhere?
>      >  I could also go back and buy a smaller fan.

>      >
>      > alex

>      >
>      > fouldragon@aol.com <mailto:fouldragon@aol.com> wrote:
>      >> The most you can reliably get out of a USB port is 500mA.
>      >> Typical fan draw varies wildly by size and performance level.
>      100-200mA
>      >> at 12 volts is typical for 80/92/120mm "PC case" fans, but then
>     there are
>      >> a few rated as high as 900mA at 12 volts.  Of course, the 5v
>     versions will
>      >> draw more current for an equivalent performance level.
>      >> -----Original Message-----
>      >> From: Nadim Hoque <nadimhoque@gmail.com
>     <mailto:nadimhoque@gmail.com>>
>      >> To: 'Main PLUG discussion list'
>     <plug-discuss@lists.plug.phoenix.az.us
>     <mailto:plug-discuss@lists.plug.phoenix.az.us>>
>      >> Sent: Wed, 20 Aug 2008 9:25 pm
>      >> Subject: RE: running a pc fan outside of a case
>      >> In terms of getting extra air or cooling your laptop more
>      >> efficiently, just yet a laptop cooler. Pick one up at fry???s for 20
>      >> bulks. The
>      >> fan???s power is directly fed via the USB cable. Thermaltake has
>     this one
>      >> laptop
>      >> cooler that uses this weird past, but it???s supposed to cool
>     down the
>      >> laptop
>      >> passively. I don???t know the power usage of the USB ones, but
>     do keep in
>      >> mind
>      >> that you might be powering 2 fans at once. This way is far safer and
>      >> cheaper
>      >> and don???t forget easier to just use a laptop cooler. Again
>     Fry???s has
>      >> them; just
>      >> ask a employee and they should guide you.
>      >> From: plug-discuss-bounces@lists.plug.phoenix.az.us
>     <mailto:plug-discuss-bounces@lists.plug.phoenix.az.us>
>      >> [mailto:plug-discuss-bounces@lists.plug.phoenix.az.us
>     <mailto:plug-discuss-bounces@lists.plug.phoenix.az.us>] On Behalf=2
>      >> 0Of Eric
>      >> Cope
>      >> Sent: Wednesday, August 20, 2008 3:14 PM
>      >> To: Main PLUG discussion list
>      >> Subject: Re: running a pc fan outside of a case
>      >>  exactly. Get a 5V DC supply and
>      >> solder it to the power lead on the fan. At 5 volts the fan will
>     be slower
>      >> and
>      >> quieter. If you need more air movement, get a 12V DC supply. The
>     fan will
>      >> move
>      >> faster, but be louder.
>      >> Depending on your notebook, you may have some fun experimenting
>     with heat
>      >> pipes...
>      >> Eric
>      >> On Wed, Aug 20, 2008 at 3:00 PM, Alex Dean <alex@crackpot.org
>     <mailto:alex@crackpot.org>> wrote:
>      >> Eric Cope wrote:
>      >> Outside of that, some solder, a wall wart, and a 4-5" PC
>      >> fan would make a great air mover...
>      >> But given you lack of hardware knowledge, go with the above
>      >> recommendations.
>      >>  well, i do know how to solder.  just haven't done
>      >> anything inside a pc case since i was in highschool, and have never
>      >> attempted
>      >> to do anything with a power supply.  but wiring a fan to a power
>     brick i
>      >> could do...
>      >> a wall wart is one of those bricks that take up all the space on
>     the power
>      >> strip, right?

>      >

>      >

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