Well, a few lookers, no answers. I picked up those lights today, came out of a parking garage. Scored 'em for 10 bucks each. Budget grower me. 2 175w MH, 2 150w HPS. Got some work to do to get them usable, figure I'll use two MH for growth, 2 HPS for buds (someday). Hooded up one HPS, came...