Jonathan Hallameyer wrote: > Except rather than individual > transformer and a common bus for everything, I want to wind 5 windings > on a core, How are you going to control the power to individual batteries then if they are all on the same core? ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .