Why are you trying to save space ? If you told us what kind of space you are trying to fit into.... we could o= ffer more help. Would a planar circuit work best ? A "cube" ? A series of small boards th= at can be connected together ? Resistor packs will save space , diode packs , transistor packs You can stand the UWB32 on it's side with a right angle socket. Your original post contained much good information regarding your question.= ......... Excellent effort.... 99guspuppet --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .