For curiosity's sake:
Note the selecton of available LED lights:
http://search.ebay.com/24-LED-Light-Bulb_W0QQfromZR40QQfrtsZ100QQfsooZ1QQfsopZ1
I am intrigued by the household AC 24 LED lights for task lamp use. The energy efficiency of these is astounding, almost 70-times more efficient than regular incandescent bulbs.
Here's a site that discusses LED devices and circuits.
http://www.candlepowerforums.com/vb/
And a good general article on LED lights (Microsot Word doc):
http://www.info-fx.com/graphics/LEDsROCK.A02.doc
And a download of a technical article on designing LED circuits (Microsoft Word doc):
http://www.info-fx.com/graphics/LEDdesign.A03.rtf
Wes Wada
Bend, Oregon
