Quote Originally Posted by the image reaper
one important trait to consider, if you live in an area that has unstable electricity, like my trailer park did, (occasional power outages, etc.) the digital ballasts are more vulnerable, and don't hold up well ... one advantage of the old magnetic-ballast systems, is their bulletproof 'use any electrical source' dependability ... or, so I'm told by career electricians ... :smokin:
If you use digital ballasts like I do, you should always use them with a surge protector. You have to treat them like they are little computers.:rasta:

Otherwise, they are great. Almost no noise, very little heat.