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    worth upgrading now? +rep

    I currently have a 400w magnetic ballast with a plain $10 no name 400W HPS light and it has been doing the trick but I have read about the dual arc bulbs. On paper they sound great and I'm wanting to upgrade to a 600W setup anyway with a digital ballast (I know they have faults but I want to cut...
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    new 400 hps light/ballast from insidesun, broken?

    I just plugged in my new hps setup but all the light does is look like the inside of one of those glass electricity ball things they have on display in spencers. What is bad?? the bulb or ballast? This really sucks.. I've been waiting for this a long time and when I finally get it it doesn't...
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    My attempt at a setup (pics)

    hey all, just wanted to post what I am working on. I have a 400w hps light for it, next step is setting up the ventilation but I am clueless on what to use. I have 2 fans, one is a Hydrofarm brand, 1/25 hp 1,550 rpm, the other is smaller in size, it's also 1/25hp but 3,160 rpm(Dayton brand)...
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