arctic

I happen to live only a few hours drive from Alaska. of course the growing season is short. but what most of you southern folk forget about, is our daylight cycle. you see, from about late may, after the last snow fall, usually may long weekend, the sun begins to hang in the sky and not come...

I've been running my Arctic Alpines at 5 volts. On the box it says it cools 100 watts at 12 volts. I read a while back SupraSPL did some testing and running at 5 volts is plenty of cooling up to 100 watts of COB? I usually run 50-75 watts per COB. Is it safe to run the cooler at 5 volts? I'm...