Thought this may be of interest to some:

http://cgi.ebay.com/400w-High-Pressu...QQcmdZViewItem

He's got a bunch of them for sale. I havent talked with him about spectrum or anything else but this may be a good cheap replacement bulb.
doco Reviewed by doco on . 400w HPS Bulbs Only $12 Thought this may be of interest to some: http://cgi.ebay.com/400w-High-Pressure-Sodium-Lamp-Domestic-Mogul-Base_W0QQitemZ7503769539QQihZ017QQcategoryZ58144QQssPageNameZWD1VQQrdZ1QQcmdZViewItem He's got a bunch of them for sale. I havent talked with him about spectrum or anything else but this may be a good cheap replacement bulb. Rating: 5