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Re: [Homebrew_PCBs] A $500.00 "UV" non-trivial exposure box.....

2005-11-16 by Russell Shaw

derekhawkins wrote:
> made from two draws (from a roadside garbage dump) sawn in half and 
> epoxied together. No form of collimation whatsoever, can do .007" 
> tracks and spacing with ease. Uses standard daylight bulbs, takes 5 
> minutes per side for proper exposure using positive pre-sensitized 
> boards ($3.38 each for double sided 6"X4"). I can go from print to 
> etched board in less than 30 minutes. You just cannot get this sort 
> of workflow or board quality from TT. TT is something for the 
> absolute novice IMO....Which was me 5 years ago.
> 
> http://www.pbase.com/eldata/image/52321530
> http://www.pbase.com/eldata/image/52321539

Did you use a single ballast and series connection for those tubes?
How many starters did it need?

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