[Lab] AC adapter question

[Darcy Whyte]

How many amps is the piece drawing?



--
Darcy Whyte
Twitter: https://twitter.com/inventor_Artist

Art+ inventorArtist.com | Aviation rubber-power.com | Software Since '88
siteware.com | Contact: darcy at siteware.com | 613-563-3634 by appointment |
Canada N 45° 25'03.1" W 75° 42'21.4"




On Thu, Jul 11, 2013 at 6:49 PM, Britta Evans-Fenton <technical at artengine.ca
> wrote:

> A little question about AC adapters.
>
> I have an artwork that I did that I used an AC adapter to get power.  It
> was on for 4 days during a show, and I was surprised on how hot it got.  (I
> almost burned myself).  I did have duct tape on it holding it to the back
> of a wall, so that may have been half the problem.
>
> I'm showing the work again, but I'm wanting to make sure everything is
> safe.  I need to hide the adapter due to aesthetic reasons, so I wanted to
> create a little white box around it with air holes, and I was suggested a
> fan, although it if it getting hot due to over working, adding another fan
> might not be a good idea.
>
> It is only a bunch of IR leds that it is powering, so I'm surprised at the
> power I am needing.
>
> any help would be very well appreciated.
>
>
> Here is the Adapter I used :
>
> http://www.digikey.ca/product-detail/en/VGS-25-5/102-1928-ND/2045659
>
>
> Here are the IR LEDS:
>
> http://www.digikey.ca/product-detail/en/QED233/QED233-ND/187410
>
>
> And the Resistors I have on them were 91 OHM 1/4W 5% CARBON FILM.
>
>
> Britta
> *Technical Coordinator *
> Artengine.ca
>
> Ottawa Mini Maker Faire
> Aug. 31 & Sept. 1 2013
> www.makerfaireottawa.com
> @MakerFaireOTT
> #MMFO
>
> _______________________________________________
> Lab mailing list
> 1. subscribe http://artengine.ca/mailman/listinfo/lab
> 2. then email Lab at artengine.ca
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://artengine.ca/pipermail/lab/attachments/20130711/45eb04c7/attachment.html>