Quote Originally Posted by Donald Miller
As an alternative to cold light sources, one can build a LED light source head. Printing times would be quicker the coldlights and it would still remain a diffusion source. The design is in the public domain at HUB. (A Google search will locate it for you). While Hub built a head for a 4X5 Devere, it could very easily be built to 8X10 format.

Hi Donald.
What is HUB? I got about 9,000,000 search results in google for it.