I got 2 of these ballasts free and am running 2-250 watt Phoenix HQIs on them. They seem to work fine but I don't have a par meter. Will this spec sheet tell one of you gurus anything about the performance of this ballast?
http://ultballastspecs.unvlt.com/pd.../1110246CTC.pdf
What specs do you look for when judging a ballast's performance?
http://ultballastspecs.unvlt.com/pd.../1110246CTC.pdf
What specs do you look for when judging a ballast's performance?