> Cheap is all in your definition > On pretty much anything I've designed, the wall wart will be as > simple as possible, and the smarts will be in the product. I'm truly disappointed for a customer who accidentally and easily blew up a $300 Cry Baby Wah pedal. Dunlop supply a wall wart with a -ve tip, all of his other effects pedals use the more common +ve tip. You can guess what happened. Sure, ultimately his fault but for the sake of a 1c diode........ -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist