Oli Glaser wrote: > To be clear, what I (and Olin I think) mean is replace both the 2N2222 > and 2N3055 with a darlington in a single TO-220 package I meant to keep the 2N3055 but drive it with another transistor in a TO-220 package. ******************************************************************** 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 .