> It could be my "fuzzy" memory playing up again but I > remember reading somewhere that solar panel regulators > usually leave the panel under load as the panel may be > damaged by no load conditions. IF this is true then > it seemed to make sense that slamming the thing from > full power to open circuit continually may be a > Bad Thing (TM). I've never heard of that before, but I'm no solar panel expert. Maybe it's to keep the panel a little cooler. Direct sun with good thermal insulation can make things pretty hot, maybe approaching the maximum storage temperature of some panels. ***************************************************************** Embed Inc, embedded system specialists in Littleton Massachusetts (978) 742-9014, http://www.embedinc.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads