Quote Originally Posted by pipefitter
One question though. Can you use a HPS or MH with the select a watt? Im pretty sure with the Phantom you can.
My understanding is that digital ballasts figure out on their own which bulb they are firing and utilize just the right amount of electricity in the proper manner to achieve the end result.

Ok so we are all on the same page on this now. I gather everyone votes on the galaxy.

I think I will go to the grow store today, spend my xmas present from my Dad with some (hidden from the wife) stash cash. I still have questions about bulb types to use, but the store will help me on that one, they have a kid in there that really knows the various bulbs.