"Ron Nelson" wrote in message
...
I recently setup a single 48" 40 watt tube with a 2x32watt ballast. It is
brighter, and maybe a little warmer but not much. I'm not sure about bulb
life yet... If you want to read more about overdriving go look at this
thread http://www.plantedtank.net/forum/viewtopic.php?t=194

Ron

Thanks Ron, that is a very helpful post!

~Mort