Hi pudgewack,
Thank you for your answer, it's helping a lot. I think i'm starting to get it. :)
So, if i choose this one: HLG-185H-C1050B, it's a 1.05amp driver for a total of maximum 199W. If i get it right, i can drive a maximum of 5 Vero29 @ 38.2W with only one driver. I will most likely...