I hate to put a damper on all the techno solutions, but you can dim any flourescent, by adding layers of metal screening, like used in windows. Cheap, easy, and repeatable, and the UV light won't affect it. -- Dave's Engineering Page: http://www.dvanhorn.org I would have a link to http://www.findu.com/cgi-bin/find.cgi?KC6ETE-9 here in my signature line, but due to the inability of sysadmins at TELOCITY to differentiate a signature line from the text of an email, I am forbidden to have it. -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu