On all the time, at least they are on all the time with my set-up.
The gateway has no perceivable temp in an open area, case is same as ambient temp. I have one portal in an semi-enclosed area, it is slightly warm to the touch. 2 other portals in open areas are ambient temp as well.
Last edited by GreatWhiteEbola; 01-04-2012 at 11:08 PM.
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