[Lab] AC adapter question
darcy at siteware.com
Thu Jul 11 19:19:16 EDT 2013
How many amps is the piece drawing?
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On Thu, Jul 11, 2013 at 6:49 PM, Britta Evans-Fenton <technical at artengine.ca
> 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 :
> Here are the IR LEDS:
> And the Resistors I have on them were 91 OHM 1/4W 5% CARBON FILM.
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> Aug. 31 & Sept. 1 2013
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