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jda · 08/18/2017, 07:56 AM

20K Radium. It is made to be driven on those ballasts. All other bulbs will be overdriven, but some do OK and some will cut the life substantially.

08/18/2017, 07:56 AM	#1189
jda Dogmatic Dinosaur Join Date: Feb 2004 Location: Boulder, CO Posts: 6,256	20K Radium. It is made to be driven on those ballasts. All other bulbs will be overdriven, but some do OK and some will cut the life substantially.