i am teh walrus
Active Member
I'm looking at putting together a new lighting setup and had a few questions.
First of all I'm ordering a 400W HPS, a 400W MH, and a 250W HPS.
Do I need to get two ballasts since I'm running HPS and MH? Or can a digital ballast handle both?
First of all I'm ordering a 400W HPS, a 400W MH, and a 250W HPS.
Do I need to get two ballasts since I'm running HPS and MH? Or can a digital ballast handle both?


