It would really be good if you could somehow combine your efforts with Darkroom Automation and Modern Enlarger Lamps to end up with a new source of Darkroom Automation's timer, and a better control for Modern Enlarger Lamps' LED replacement variable contrast heads.
Here are the respective websites:
Darkroom Automation: http://www.darkroomautomation.com/fst.htm
Darkroom Automation is an APUG advertiser and its principal, Nicholas Lindan is a regular contributor here.
Modern Enlarger Lamps: http://www.modernenlargerlamps.com/M...s/Model_3.html