Tom=E1s =D3 h=C9ilidhe wrote: > OK so let's say a particular AA battery is 500 mAh. Because it's 1.5 > V, that means it's 750 mWh, which is 208 mJ. No, it's 2700 J. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist