Hi Dave, Yeah, my kids are grown up! In fact, the oldest is in grad school, and borrowed my "eraser", and my PIC programmer! I got my lamp in '77, so I think it's paid for it's self! Your box sounds good. I'll get around to it! Alan KM6VV Dave King wrote: > > >And for others reading, just operate the lamp in a box, or in a spare > >bathroom/photolab (I hang a warning sign on the door!). As has been > >noted, it's dangerous to expose your eyes to the light, and no doubt > >will also cause severe sunburns. > > > >Alan KM6VV > > Gotta chirp in the middle here ;-] > > I purchased a metal tool box, a germ light, and a electric timer a few years > back. I wired the whole thing up inside so that when close the lamp > is located just above the removable tray which has some contact foam > glued in place. I put the parts to be exposed/erased on the foam, close the lid > (which still has the padlock hasp on it if needed), plug it into the socket, > give the timer a twist and wait till it goes ding. > > The lid seals well enough that no light escapes but a strip of door seal would > fix a toolbox with a poor fit. Other than the timer knob and the cord > everything > fits inside the box and is protected. When done with it will easily stuff > into a > closet. If you are doing stuff at home and have prying little fingers about > aka > mutant rugrats aka kids you can put a lock on the hasp walk away from it > and not worry about them getting hurt or exposed. > > I can't rem what the timer was from but it went to 45 or 60 minutes. Anyway > this > has worked quite well for big and small batches for 11 years (getting old) > > Dave
Message
Re: [Homebrew_PCBs] UV Light Source for Exposing PCB's
2002-04-05 by Alan Marconett KM6VV
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