Wife has a laptop that needed a fan, got a thermalake one that sits under the vent hole in the bottom of the laptop. I made a tilted plywood base years ago for it. Works fine. Was $14 at Fry's. Ed/ke7feg ....Hurry up November...enough heat so far!! Did I mention, 2/23/07 the FCC dropped all cw (AKA Morse code) testing for any class of license as a ham? Just pass the written exams. --- On Fri, 9/5/08, Alex Dean wrote: > From: Alex Dean > Subject: Re: running a pc fan outside of a case > To: "Main PLUG discussion list" > Date: Friday, September 5, 2008, 10:21 AM > 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 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 > > To: 'Main PLUG discussion list' > > > 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] > 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 > 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? > > > > > --------------------------------------------------- > PLUG-discuss mailing list - > PLUG-discuss@lists.plug.phoenix.az.us > To subscribe, unsubscribe, or to change your mail settings: > http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss --------------------------------------------------- PLUG-discuss mailing list - PLUG-discuss@lists.plug.phoenix.az.us To subscribe, unsubscribe, or to change your mail settings: http://lists.PLUG.phoenix.az.us/mailman/listinfo/plug-discuss